Caden had 66 passion fruits and 90 pears at first. He used
411 of the passion fruits and
310 of the pears. He then bought some more pears. In the end,
18 of the fruits he had left were passion fruits. How many pears did he buy?
| |
Passion Fruits |
Pears |
Total |
| Before |
66 |
90 |
|
| Change 1 |
- 24 |
- 27 |
|
| After 1 |
42 |
63 |
|
| Change 2 |
|
+ some |
|
| After 2 |
1 u |
7 u |
8 u |
Number of passion fruits that Caden used
=
411 x 66
= 24
Number of passion fruits that Caden had left
= 66 - 24
= 42
Number of pears that Caden used
=
310 x 90
= 27
Number of pears that Caden had left
= 90 - 27
= 63
Fraction of the fruits left that were pears
= 1 -
18=
78 Number of passion fruits left = 1 u = 42
Number of pears left in the end
= 7 u
= 7 x 42
= 294
Number of pears that Caden bought
= 294 - 63
= 231
Answer(s): 231
