A tin of oil was 4/5 full. When 6 bottles of oil were taken out and 4 bottles of oil were poured into it , it was 3/4 full. How many bottles of the oil the tin contains initially? A 16 B 40 C 32 D 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?