What is the value of 10 percent of y ?(1) 5 percent of y is 60.(2) y is 80 percent of 1,500.
If m and n are both positive integers, then how less is n than m?
I. m + n =20
II. m = n2
What is the difference in the ages of P and K? I. P is 20 yr older than M. II. M is 2 yr younger than Z.
The sum of ages of M, N and 0 is 50 yr. What is N's age? I. N is 10 yr older than M. II. 0 is 30 yr old.