Adam receives his allowance of $312.
The ratio of Adam's spending to Adam's saving is 3 : 10.
The ratio of Adam's spending on food to the remaining expenses is 8 : 1.
- What fraction of his allowance is spent on food?
- What fraction of his allowance is spent on remaining expenses?
- How much did he spend on food?
Spending |
Saving |
Allowance |
3 |
10 |
13 |
Food |
Remaining expenses |
|
|
8 |
1 |
|
|
(a)
Fraction of the allowance that Adam spends =
313 Fraction of the expenses that Adam spends on food =
89 Fraction of his allowance is spent on food
=
313 x
89 =
839 (b)
Fraction of the expenses that Adam spends on remaining expenses =
19 Fraction of his allowance is spent on remaining expenses
=
313 x
19 =
139 (c)
Amount that Adam spends on food
=
839 x 312
= $64
Answer(s): (a)
839; (b)
139; (c) $64