STD V - Maths (I)

Sum of all the odd prime numbers between 20 and 26 is

Which of these is not a multiple of 4?

Which of the following is a prime number?

If 2/6 x ___________ x 6/2 = 1, the missing number is

LCM of 28, 154 and 98 is _________

HCF of 84 and 60 is ________

Which two numbers have sum of 15 and a product of 36

10 x 4 = 26 + ____________

I am between 20 and 30. I am a multiple of 3 and 4. Who am I?

1/3 + 1/6 = ____________