At a market, the ratio of avocados to guavas was 9 : 10. After Shannon bought two-thirds of the guavas, there was a total of 148 avocados and guavas left at the market. How many fruits were there at first?
| |
Avocados |
Guavas |
Total |
Comparing avocados
and guavas at first |
9x3 =
27 u |
10x3 =
30 u |
57 u |
Before |
|
3x10 =
30 u |
|
Change |
|
- 2x10 =
- 20 u |
|
After |
27 u |
1x10 =
10 u |
148 |
The number of guavas at first is repeated. Make the number of guavas at first the same. LCM of 10 and 3 is 30.
Total number of fruits left
= 27 u + 10 u
= 37 u
37 u = 148
1 u = 148 ÷ 37 = 4
Number of fruits at first
= 27 u + 30 u
= 57 u
= 57 x 4
= 228
Answer(s): 228
