Adam receives his allowance of $144.
The ratio of Adam's spending to Adam's saving is 5 : 7.
The ratio of Adam's spending on food to the remaining expenses is 4 : 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 |
5 |
7 |
12 |
Food |
Remaining expenses |
|
|
4 |
1 |
|
|
(a)
Fraction of the allowance that Adam spends =
512 Fraction of the expenses that Adam spends on food =
45 Fraction of his allowance is spent on food
=
512 x
45 =
13 (b)
Fraction of the expenses that Adam spends on remaining expenses =
15 Fraction of his allowance is spent on remaining expenses
=
512 x
15 =
112 (c)
Amount that Adam spends on food
=
13 x 144
= $48
Answer(s): (a)
13; (b)
112; (c) $48