At a mart, the ratio of mandarin oranges to kiwis was 4 : 11. After Kathy bought three-fifths of the kiwis, there was a total of 294 mandarin oranges and kiwis left at the mart. How many fruits were there at first?
| |
Mandarin Oranges |
Kiwis |
Total |
Comparing mandarin oranges
and kiwis at first |
4x5 =
20 u |
11x5 =
55 u |
75 u |
Before |
|
5x11 =
55 u |
|
Change |
|
- 3x11 =
- 33 u |
|
After |
20 u |
2x11 =
22 u |
294 |
The number of kiwis at first is repeated. Make the number of kiwis at first the same. LCM of 11 and 5 is 55.
Total number of fruits left
= 20 u + 22 u
= 42 u
42 u = 294
1 u = 294 ÷ 42 = 7
Number of fruits at first
= 20 u + 55 u
= 75 u
= 75 x 7
= 525
Answer(s): 525
