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kavin from chettinad vidhyashram, Chennai

Subject :Rea Class : Class 4

If the given matrix follows a certain rule row-wise or column-wise, then find the missing number.

(NCO 2014)

A272
B181
C77
D50

Solution pls

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Ans 1:

Mishika shah from little angels high school, gwalior

Class : Class 9

Thanks for the logic

Ans 2:

Niten Mohan from ,

Class : Class 2

thanks

Ans 3:

Ritvik from Glendale, Hyderabad

Class : Class 4

Ans 4:

MAHADEV MAHAPATRA from ,

Class : Class 3

Thanks

Ans 5:

Aarav Gupta from Delhi Public School Bangalore East, Bangalore

Class : Class 4

thanks for the answer it was very difficult

Ans 6:

Rishika Budhiraja from TSMS Noida, Noida

Class : Class 4

ans is a

Ans 7:

Amrit Priyadarshi from kanakia International School , Mumbai

Class : Class 6

Ans 8:

Sherlock Holmes from Baker Street, London

Class : Class 9

Answer is A. THIS WAS A REALLY NICE AND HARD QUESTION. Logic------Rule is column-wise that is vertically. Add the first two numbers and then multiply by four. Example- 12+13=25, 25*4=100 Same for- 8+15=23, 23*4=92 So- 16+52=68, 68*4=272

Ans 9:

Mohammad Zuhayr Zaheer Ahmed from Indian International School, Jeddah, Jeddah

Class : Class 7

Ans 10:

Darsh Vijay from The Orbis School, Pune

Class : Class 5

Answer is A. THIS WAS A REALLY NICE AND HARD QUESTION. Logic------Rule is column-wise that is vertically. Add the first two numbers and then multiply by four. Example- 12 13=25, 25*4=100 Same for- 8 15=23, 23*4=92 So- 16 52=68, 68*4=272

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Munish Bansal from ,

Subject :Sam Class : Sample

Which two solids make up this given figure ?

(A) Pyramid, Cylinder

(B) Cone, Cylinder

(D) Pyramid, Cone

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Hprakash09 from Billabong high Bhopal, Bhopal

Subject :Rea Class : Class 4

Find the missing number.

A105
B151
C210
D117

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Ans 1:

Ayushi from DPS Noida, Noida

Class : Class 4

iPhone 11 Pro Kılıf https://www.teleplus.com.tr/kiliflar/iphone-kiliflari/apple-iphone-11-pro-kiliflari.html - iPhone 11 Pro Kılıf!..

Ans 2:

Harleen Singh from Green Acres Academy, Mumbai

Class : Class 8

iPhone 11 Pro Kılıf https://www.teleplus.com.tr/kiliflar/iphone-kiliflari/apple-iphone-11-pro-kiliflari.html - iPhone 11 Pro Kılıf>>>

Ans 3:

Anusha from LBS School , Kota

Class : Class 10

Please explain.

Ans 4:

Neetu BIjesure from The School, New Delhi

Class : Class 6

Ans 5:

Aarav Gupta from Delhi Public School Bangalore East, Bangalore

Class : Class 4

the ans is like 5*5 9*9 3*3 6*6. so ans is b

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ruchita mansingka from ,

Subject :Sam Class : Sample

If Pawan has baseball practice every fourth day in the month of March, starting with March 1, what date will be his last day of practice for the month?

AMarch 28
BMarch 29
CMarch 30
DMarch 31

explain answer

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Ans 1:

Shourya from Jphs, Jaipur

Class : Class 3

Ans 2:

Anirudh Thakkar from Mata gujri public school, Chak suhele wala

Class : Class 3

Ans 3:

Hrishikesh Panda from St. Paul's school, Rourkela

Class : Class 3

Pls explain ans

Ans 4:

Vivaan Goel from Podar International School , Mumbai

Class : Class 7

plz explain how

Ans 5:

Aksh Kumar from Presidency School, Bangalore

Class : Class 3

sorry even i think it should be 29

Ans 6:

Pratham from DPS Chandigarh, Mohali

Class : Class 4

Pls explain

Ans 7:

Aryan Goyal from DPS , Dwarka, New Delhi

Class : Class 3

it is 28 as 29 does not come in 9 table

Ans 8:

Pratham from DPS Chd, Chandigarh

Class : Class 3

Ans 9:

Ishwari from Indira national school Pune, Pune

Class : Class 3

Ans 10:

saikatmaity123 from Delhi Public School, Durgapur

Class : Class 2

Why 29 why not 28 ?

Ans 11:

V STIKAR from VISAKHA VALLEY SENIOR SECONDARY SCHOOL, VISAKHAPATNAM

Class : Class 4

Thanks!

Ans 12:

Aarav from SAINT KABIR SCHOOL, Ahmedabad

Class : Class 6

Ans 13:

MAYANK from Jain Public School, REWARI

Class : Class 9

answer this question

Ans 14:

Aksh Kumar from Presidency School, Bangalore

Class : Class 3

Even i think it should be 28

Ans 15:

Tuhina from Tathva International School, tokyo

Class : Class 7

Please explain the answer

Ans 16:

Modit Deepak from Gems New Millenium School, Dubai

Class : Class 3

It is definitely 28 not 29.

Ans 17:

Aryan Goyal from DPS , Dwarka, New Delhi

Class : Class 3

28 as 29 does not come in 4 table please explain your answer

Ans 18:

Drmanishsaxena1123 from Ryan international school Udaipur , UDAIPUR

Class : Class 3

Ans 19:

divyesh from dps, nagpur

Class : Class 6

Please explain the question

Ans 20:

taalish singh from kothari school, noida

Class : Class 7

the ans is 29 because we have to count only 4th day starting 1st..second day will be 5, Third day..9 .....and last day is 29th.

Ans 21:

Atharva Sunil Rao from Euro School, MUMBAI

Class : Class 3

Ans 22:

Darsh Jhunjhunwala from Vibgyor, Pune

Class : Class 3

it is is written starting from 1 so it should be 29

Ans 23:

Sree lasya from Delhi public school, Hyderabad

Class : Class 3

Ans 24:

Saksham Chanani from Sri Sri Academy, Kolkata

Class : Class 9

Ans should be b

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Ved Lahoti from SICA School, Indore

Subject :Sam Class : Sample

How many angles inside the figure are greater than a right angle?

A5
B6
C7
D8

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Ans 1:

Ishita Sinha from Amanora school, Pune

Class : Class 8

EXPLAIN

Ans 2:

Rama Arora from dav, kpt

Class : Class 5

All reflex angles inside

Ans 3:

shreya bhat from St. John's high school icse, Mumbai

Class : Class 7

Unable to understand the sum

Ans 4:

Garv Khandelwal from the bhavans prominent international, Indore

Class : Class 6

Ans 5:

Aarush Thakur from DPS, Gurgaon

Class : Class 6

Impossible!!!

Ans 6:

aahan from anand niketan, Ahmedabad

Class : Class 5

how ?

Ans 7:

prisha jain from DPS, HARNI, Vadodara

Class : Class 5

The question should be how many angles are less than a right angle?

Ans 8:

naman from PSBBM, Chennai

Class : Class 1

Ans 9:

ayushi gupta from Virendra Swaroop education center, Kanpur

Class : Class 6

Ans 10:

Rohan TR from Sri Aurobindo memorial school, Bangalore

Class : Class 6

Me too only one is there sof please explain.

Ans 11:

Vyan Bajaj from KR Manglam, Vaishali, Ghaziabad

Class : Class 5

The correct answer is C 7, We have different angles: Acute angle, Right Angle, Obtuse angle, Straight Angle and last which we all missed is REFLEX ANGLE. Please look at the ray inside i.e., corners inside which makes 7 reflex angles !! Kudos!! Happy Studying

Ans 12:

nidhish from EuroSchool , Thane

Class : Class 5

Ans 13:

Aaryan Verma from Navy Children School, Mumbai

Class : Class 4

Ans 14:

Tamrashi Pani from National Public School, Bangalore

Class : Class 8

So can there be reflex angles anyway? If yes,explain

Ans 15:

Megha Maheshwari from Jain public school, Rewari

Class : Class 7

Please explain

Ans 16:

Vedaant Monga from MRIS, Faridabad

Class : Class 4

Abey ye kaise ho Sakta hai

Ans 17:

pallavi kaila from ,

Class : Class 4

there is no correct answerthere can be maximum 3 or 4

Ans 18:

Harshit Solanki from DPS Indore, Indore

Class : Class 3

not possible

Ans 19:

saarang n from Innisfree House School, Bengaluru

Class : Class 5

how is it ?please ca anyone explain

Ans 20:

SUDIKKSHA DASS from FOUNDATION SCHOOL, KOLKATA

Class : Class 6

there are seven

Ans 21:

Sarthak Singh from Seth Anandram Jaipuria School, Ghaziabad

Class : Class 8

Ans 22:

Suprateek Dhar from Delhi Public School Ruby Park, Kolkata

Class : Class 7

This is such a question which can't be finished within 30 mins. I can't notice the angles. Friends, let's check them again. If you can't notice, try again. Also let's practice these types of questions. This will help you to sharpen these skills. By practising, you all can have the ability to do these questions within just a few secs. I'm trying to solve this problem.

Ans 23:

Suprateek Dhar from Delhi Public School Ruby Park, Kolkata

Class : Class 7

Why you all are looking for 'reflex angles'? It also may be an obtuse angle or a straight angle.

Ans 24:

Atharva Panjabi from BAL BHARATI PUBLIC SCHOOL DWARKA, New Delhi

Class : Class 4

there can be maximum 4-5 angles.please tell the answer with perfect explanation.by atharva panjabi.dwarka,new delhi

Ans 25:

Dibyanshu Dibyajyoti Das from TATA DAV Public School, Joda,Keonjhar

Class : Class 5

Ans 26:

Mann Manish Patel from Shree Swaminaraan Academy, Surat

Class : Class 5

i know answer and i know how it came it came by corners there are 7 corners

Ans 27:

ARMAAN GUHA from DELHI PUBLIC SCOOL NOIDA , NOIDA

Class : Class 5

yes i can also only see 2-3 obtuse angles

Ans 28:

Abhinav Parashar from Christ Jyoti Convent School, ALLAHABAD

Class : Class 5

Ans 29:

Suprateek Dhar from Delhi Public School Ruby Park, Kolkata

Class : Class 7

Guys, I can see 7 triangular sides in the picture.Do they mean by that or....

Ans 30:

Ishan from Kendriya vidyalaya, Hassan

Class : Class 9

Too tricky

Ans 31:

Ankita from The Bhavan's Prominent international, Indore

Class : Class 5

Ans 32:

mahima from DPS, jamshedpur

Class : Class 5

Ans 33:

Bhavna Kumari from Kendrya Vidyalaya No 2 Salt Lake, Kolkata

Class : Class 5

how can it be possible ?????????????

Ans 34:

Arnav joshi from Arnav joshi , Punjab

Class : Class 5

Not possible

Ans 35:

Deepon Palit from VMS, Kolkata

Class : Class 5

There should be a solution written to this.

Ans 36:

Adrija Pandey from SSRVM Bhugaon Pune, Pune

Class : Class 9

impossible!!!

Ans 37:

Syna from Deens Academy, Bengaluru

Class : Class 5

i have only found one obtuse angle this is totally incorrect

Ans 38:

Mrudul from fiitjee world school ameerpet, Hyderabad

Class : Class 7

not possible

Ans 39:

vihaan agnihotri from kendriya vidhalaya sector 8 rk puram, newdelhi

Class : Class 5

ihave also found only one obtuse angle, I do not know how could the answer was seven.

Ans 40:

Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR

Class : Class 5

answer A.

Ans 41:

Vinod Rajarathnam from BGS NPS, Bengaluru

Class : Class 6

Ans 42:

Garv Khandelwal from the bhavans prominent international, Indore

Class : Class 6

not possible

Ans 43:

Himadripurohit from Mss public school, Kishangarh

Class : Class 10

All angles inside the figure are acute angles.

Ans 44:

Nandini from Blue Ridge Public School, Pune

Class : Class 5

answer D ,8

Ans 45:

SUDIKKSHA DASS from FOUNDATION SCHOOL, KOLKATA

Class : Class 6

seven

Ans 46:

Kovida Jain from Cambridge International Coed School, Jalandhar

Class : Class 6

Ans 47:

Anusrita Das from Vijay Vidyasharm, Hosur

Class : Class 6

Ans 48:

nidhish from EuroSchool , Thane

Class : Class 5

Team pls help with an explanation to this question.

Ans 49:

Sameer meena from Don Boscobel high school, Mumbai

Class : Class 5

Ans39: Answer Meena it was so easy

Ans 50:

Rama Arora from dav, kpt

Class : Class 5

All reflex angles

Ans 51:

Suprateek Dhar from Delhi Public School Ruby Park, Kolkata

Class : Class 7

Mann manish Paul you are right. Let's report a problem with this question to sof.

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kushal from indian school sohar, sohar

Subject :Rea Class : Class 6

Find the number which will replace the mark '?'.

A80
B82
C86
D92

how will it come

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Ans 1:

Swastik Sharma from Modern Vidya Niketan 17, Faridabad, Faridabad

Class : Class 8

Ans 2:

abhinav from fitjee world school, Hyderabad

Class : Class 8

6*7=42 5*8=40 42+40=82 so the answer is b

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kushal from indian school sohar, sohar

Subject :Rea Class : Class 6

Select a figure from amongst the figures (A), (B), (C) and (D) which will continue the series as established by the five problem figures.

A
B
C
D

how is it possible please tell

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Shivanand Choudhary from SBB no1, Jaitpur

Subject :Sam Class : Sample

In given triangle ADG, the length of side DG is 18 units. Line segments AG, BF and CE are all parallel. What is the approximate length of the line segment EG?

(A) 4.9 units

(B) 7.4 units

(D) 12.5 units

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Ans 1:

KHUSHI from Happy Home Public School, New Delhi

Class : Class 10

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Aarush Semwal from DPS Noida, Noida

Subject :Sam Class : Sample

A110
B440
C550
D990

I know the answer,,,, you tell :-)

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Ans 1:

Sourish from bgs nps, banglore

Class : Class 8

Really it needs a lot time to solve this problem.

Ans 2:

Fareeha siddiqua from Janki Devi public school , Mumbai

Class : Class 5

This is a tricky question but i solved it finally. I think they should give such questions for our improvement many times sothat or brain can be filled with tricky maths

Ans 3:

Aviral Shukla from Apeejay School Sheikh Sarai, New Delhi

Class : Class 10

thanks for giving solution

Ans 4:

yashaswini from unicent, hyderabad

Class : Class 4

6 QUESTION I cant understand

Ans 5:

Abeer goel from Amity international , Noida

Class : Class 5

TRUE, IT NEEDS A LOT OF ROUGH WORK, BUT HOW IS THE ANSWER 90?I WISH SOMEBODY WOULD GIVE ANSWER TO THAT...............................................

Ans 6:

yash khan from mahendra model, rohtak

Class : Class 4

ans1 \bey

Ans 7:

Arshia from Kendriya Vidyalaya, South 24 Parganas

Class : Class 4

Ans 8:

Princess cgs chakra from Ryan International School, Bangalore

Class : Class 4

Question is complete.Take the diamond as A and star as B for convenience It is given 4 diamond is equal to 1 star, so replace the star with 4 diamondsIt becomes 4A-A=330So A =110Then substitute A in any of the eqnU will get B as 440Then find A B It will be 550 which is the answer