Playing with Nu...

What is the least number of square sheets of cloth required to cover a land having dimensions 64 m × 32 m?

Which of the following statements are true?

A. The divisor can't be greater than the remainder.
B. All prime numbers are odd.
C. The LCM of two even numbers is also even.
D. 1 is a multiple of every number.

Statement 1: If two numbers are divisible by a number, then their product will also be divisible by that number.
Statement 2: The sum of two perfect square numbers can be equal to another perfect square number.

Which of the above is true?

Fill in the blanks.

(A) The HCF of two consecutive even numbers below 10 is ________.
(B) The natural numbers which have more than two factors are called ________.
(C) If a number is divisible by 6, it must be divisible by ______.

Find the values of X, Y and Z, if 24X8 is divisible by 4, 447Y is divisible by 3 and 724Z is divisible by 6.