Study the statements given below and choose the correct answer. Statement 1 : Numbers having more than two factors are known as composite numbers. Statement 2 : A number for which sum of all its factors is equal to twice the number is called a perfect number. AStatement-1 is true and statement-2 is false. BStatement-1 is false and statement-2 is true. CBoth statements are true. DBoth statements are false.
Ramu put a square fence around his vegetable garden to keep the deer away from eating his corn. One side was 10 m in length. If the posts were placed 2 m apart, how many posts did he use? A16 B20 C10 D15
Human beings are warm-blooded creatures. This means that for the body systems to function, the body temperature must remain constant. What is the average body temperature of a human being in Celsius? A25°C B32°C C37°C D42°C
Bacteria are classified according to their shapes. The most common ones are cocci, which are spherical, and bacilli, which are rod-shaped. Which of the following is not a type of bacteria? AVibrio (comma-shaped) BSpirilla (spiral-shaped) CSpirochaetes (corkscrew-shaped) DHelical
Choose the part of the sentence that has an error. AThis doll / Bwas my / Cbefore I gave it to you. DNo error
Mohit is selling candy bars. He has chocolate bars, nut bars and mint bars. If a customer buys two bars, and the bars are not of the same type, then how many different combinations are possible? A3 B6 C9 D12
In the given figure, O is the centre and SAT is a tangent to the circle at A. If ∠BAT = 30°, then find ∠AOB and ∠AQB. A60°, 150° B30°, 150° C60°, 60° DNone of these
My father's nephew or niece is my ______. ACousin BUncle CAunt DBrother-in-law
Someone that you know very well tells you that you are short and also dark in complexion. He teases you that you are unattractive. You will AIgnore him and walk away. BGet depressed and stop going out. CTell the person that the comment was rude and that you didn't appreciate it and you feel hurt. DAsk the person to just 'shut up'.
In which of the following options, Fig. (X) is exactly embedded as one of its part?(NSO 2015) A B C D