At a market, the ratio of coconuts to dragon fruits was 4 : 9. After Hilda bought three-fifths of the dragon fruits, there was a total of 152 coconuts and dragon fruits left at the market. How many fruits were there at first?
| |
Coconuts |
Dragon Fruits |
Total |
Comparing coconuts
and dragon fruits at first |
4x5 =
20 u |
9x5 =
45 u |
65 u |
Before |
|
5x9 =
45 u |
|
Change |
|
- 3x9 =
- 27 u |
|
After |
20 u |
2x9 =
18 u |
152 |
The number of dragon fruits at first is repeated. Make the number of dragon fruits at first the same. LCM of 9 and 5 is 45.
Total number of fruits left
= 20 u + 18 u
= 38 u
38 u = 152
1 u = 152 ÷ 38 = 4
Number of fruits at first
= 20 u + 45 u
= 65 u
= 65 x 4
= 260
Answer(s): 260
