Vanessa saved $10 in Week 1. She saved $20 in Week 2 and $30 in Week 3. She continued saving in this pattern.
- In which week did she save $100?
- How much would she save in Week 9?
(a)
The week that Vanessa saved $100
= 100 ÷ 10
= 10
(b)
Amount that Vanessa saved in Week 9
= 9 x 10
= $90
Answer(s): (a) 10; (b) $90