GRE Question of the Day (February 4th)

Math

A two digit number and a three digit number is formed using digits: 4, 5, 7, 8, and 9. The digits are used only once in each of the number and the sum of these two numbers is 555. How many different combinations are possible?

A. 2
B. 3
C. 4
D. 5
E. 6

Correct Answer - C  - (click and drag your mouse to see the answer)

Question Discussion & Explanation