Class 6 Maths Chapter 3 Playing With Numbers Quiz 16 (11 MCQs)

Quiz Instructions

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1. 2 is the only even prime number
2. 1 is a ..... of every number.
3. Insert, commas suitably according to International system of numeration in 99985102
4. An example for twin primes is
5. The product of three odd numbers is odd.
6. The HCF of two numbers is 23 and their LCM is 1449. If one of the numbers is 161 then what is the other number?
7. Two neon lights are turned on at the same time. One blinks every 4 seconds and the other blinks every 6 seconds. In 60 seconds, how many times will they blink at the same time?
8. Find the multiples of 7 which is greater than 56 but less than 77.
9. Is 565245 divisible by 9?
10. A number which has only two factors are called ..... numbers.
11. Which of the following is not a factor of 36