Question

Chloe and Ainsley start an art club. The first week they are the only 2 people in the club. They invite more friends to join. Each week the

number of people in the club doubles.
How many people are in the club on the third week?

Answer 1

8.

Explanation:

first week: 2

second week: 2×2=4

third week: 4×2=8

hence, 8 members joined the club on the third week.