A rectangular solid has a square base, with each side of the base measuring 4 metres. If the volume of the solid is 112 cubic meters, what is the surface area of the solid? (a) 144 sq m (b) 250 sq m (c) 172 sq m (d) 228 sq m

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?