If you add three consecutive numbers and the sum is 300, estimate the size of the first of the three numbers you are adding.
A) 100
B) 25
C) 297
D) 50
E) 150

Question

Quizplus · Accepted Answer

The sum of three consecutive numbers is 300. To find the average, divide 300 by 3, which gives 100. Since they are consecutive, the first number would be one less, making it approximately 99. However, the closest estimate given is 100.

If You Add Three Consecutive Numbers and the Sum Is