Question

A stack of nested paper cups is 8 inches tall. The first cup is 4 inches tall and each of the rest of the cups in the stack adds of an inch to the height of the stack. How many cups are in this 1 4 stack?

Answer 1

Answer: answer is 20

Step-by-step explanation: 4+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1=20