One equation of a pair of dependent linear equations is −5x+7y=2 . The second equation can be: A. 10x+14y+4=0 B. −10x−14y+4=0 C. −10x+14y+4=0 D. 10x−14y=−4

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?