Cody had 189 persimmons and 85 lemons at first. He used
47 of the persimmons and
35 of the lemons. He then bought some more lemons. In the end,
18 of the fruits he had left were persimmons. How many lemons did he buy?
| |
Persimmons |
Lemons |
Total |
| Before |
189 |
85 |
|
| Change 1 |
- 108 |
- 51 |
|
| After 1 |
81 |
34 |
|
| Change 2 |
|
+ some |
|
| After 2 |
1 u |
7 u |
8 u |
Number of persimmons that Cody used
=
47 x 189
= 108
Number of persimmons that Cody had left
= 189 - 108
= 81
Number of lemons that Cody used
=
35 x 85
= 51
Number of lemons that Cody had left
= 85 - 51
= 34
Fraction of the fruits left that were lemons
= 1 -
18=
78 Number of persimmons left = 1 u = 81
Number of lemons left in the end
= 7 u
= 7 x 81
= 567
Number of lemons that Cody bought
= 567 - 34
= 533
Answer(s): 533
