The average of five consecutive odd numbers is 61. What is the difference between the highest and the lowest numbers? (a) 2(b) 5(c) 8(d) Can not be determined(e) None of these

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?