Brandon had 56 apples and 80 oranges at first. He used
38 of the apples and
38 of the oranges. He then bought some more oranges. In the end,
19 of the fruits he had left were apples. How many oranges did he buy?
| |
Apples |
Oranges |
Total |
| Before |
56 |
80 |
|
| Change 1 |
- 21 |
- 30 |
|
| After 1 |
35 |
50 |
|
| Change 2 |
|
+ some |
|
| After 2 |
1 u |
8 u |
9 u |
Number of apples that Brandon used
=
38 x 56
= 21
Number of apples that Brandon had left
= 56 - 21
= 35
Number of oranges that Brandon used
=
38 x 80
= 30
Number of oranges that Brandon had left
= 80 - 30
= 50
Fraction of the fruits left that were oranges
= 1 -
19=
89 Number of apples left = 1 u = 35
Number of oranges left in the end
= 8 u
= 8 x 35
= 280
Number of oranges that Brandon bought
= 280 - 50
= 230
Answer(s): 230
