A rectangular grassy plot is 56m and 39m broad. It has a gravel path 2.5m wide all around it along its side. Find the area of the path and the cost of constructing it at Rs.4.50 per square metre.

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?