Olivia saved $12 in Week 1. She saved $24 in Week 2 and $36 in Week 3. She continued saving in this pattern.
- In which week did she save $156?
- How much would she save in Week 9?
(a)
The week that Olivia saved $156
= 156 ÷ 12
= 13
(b)
Amount that Olivia saved in Week 9
= 9 x 12
= $108
Answer(s): (a) 13; (b) $108