Question #N565
The sum of two numbers is 10 and their product is 21. What are the two numbers?
A. 3 and 7
B. 2 and 10
C. 4 and 6
D. 1 and 21
Correct Answer is: A
We can find the two numbers by factoring 21. The factors of 21 that add up to 10 are 3 and 7.