If k is any even positive integer, then k2+2k is A) Divisible by 24 B) Divisible by 8 but may not be divisible by 24 C) Divisible by 4 but may not be divisible by 8 D) Divisible by 2 but many not be divisible by 4

What are the differences between similar triangles and congruent triangles?

What are Armstrong numbers?

All real numbers are rational numbers.

A) True

B) False

The L.C.M of the smallest 2 digit composite number and the smallest composite number is:

• (a) 12
• (b) 4
• (c) 20
• (d) 44

Are all natural numbers also whole numbers?