Risa bought sandwiches at the prices as shown. Risa spent an equal amount of money on the tuna and jam sandwiches.
| Sandwiches Prices |
| Tuna |
$2.60 |
| Jam |
$9.10 |
- What fraction of the sandwiches Risa bought were jam sandwiches?
- How much did Risa spend altogether?
(a)
Multiples of 9.1: 9.1,
18.2 Multiples of 2.6: 2.6, 5.2, 7.8, 10.4, 13, 15.6,
18.2Risa bought 7 tuna sandwiches and 2 jam sandwiches since she spent equal amounts on each type.
Jam sandwichesTotal sandwiches =
27 + 2 =
29 (b)
Amount that Risa spent altogether
= 2 x 18.20
= $36.40
Answer(s): (a)
29; (b) $36.40
