GRE Exam Numerical Ability Age Problem

If pqr = 1 , rst = 0 , and spr = 0, which of the following cannot be zero?
Indicate ALL such answers.
A. P
B. Q
C. R
D. S
E. T

Read Solution (Total 1)

GRE Other Question

A circular cap is enlarged to fit the lid of a jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the cap increased? What is the average (arithmetic mean) of all the multiples of seven from 200 to 400 inclusive?