Xuan saved $11 in Week 1. She saved $22 in Week 2 and $33 in Week 3. She continued saving in this pattern.
- In which week did she save $88?
- How much would she save in Week 19?
(a)
The week that Xuan saved $88
= 88 ÷ 11
= 8
(b)
Amount that Xuan saved in Week 19
= 19 x 11
= $209
Answer(s): (a) 8; (b) $209