A vendor bought a banana at 6 for Rs.10 and sold them at 4 for Rs.6. Find his gain or loss percent. (a). 12% (b). 8% (c). 6% (d). 10%

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?