Fill in the blanks.
(i) The HCF of two co-prime numbers is P.
(ii) Two natural numbers which have no common factor except 1 are called Q numbers.
(iii) If a number is divisible by 9 then sum of its digits must be divisible by R.
| P | Q | R | |
| A | 1 | prime | 3 |
| B | 1 | co-prime | 9 |
| C | 0 | prime | 9 |
| D | 0 | co-prime | 3 |
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Ans 1: (Master Answer)
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Ans 1: (Master Answer)
Class : Class 1
(C):
GH = AB + CD + EF
17 cm = 5 cm + CD + 4 cm
17 cm = 9 cm + CD
CD = 17 cm – 9 cm
CD = 8 cm
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Ans 1: (Master Answer)
Class : Class 1
(B):
There are a total of 24 hours in a day.
1 day = 24 hours
So, 5/12 of a day = (5/12) x 24 = 10 hours
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Ans 1: (Master Answer)
Class : Class 1
(C):
First count the number of sides of the small squares in the outline of the given figure.
There are 28 sides. Each side is 2 cm.
Therefore, Perimeter of the given figure = 28 x 2 = 56 cm
So, the correct answer is Option C.