Question

Use a pattern to answer the question.

One week, you tell four of your friends a secret. The next week, each of them tell four more people. So the first week, four new people know the secret; the second week, 16 new people find out the secret; the third week, 64 new people know the secret, etc.

How many people find out the secret on the 6th week?


A. 64
B. 256
C. 1,024
D. 4,096

Answer 1

4069
1st week 4x4=16
2nd week 4x16=64
3rd week 4x64=256
4th week 4x256=1024
5th week 4x1024=4096
6th week =4096