At a supermarket, the ratio of avocados to pears was 3 : 10. After Shannon bought three-fifths of the pears, there was a total of 14 avocados and pears left at the supermarket. How many fruits were there at first?
| |
Avocados |
Pears |
Total |
Comparing avocados
and pears at first |
3x1 =
3 u |
10x1 =
10 u |
13 u |
Before |
|
5x2 =
10 u |
|
Change |
|
- 3x2 =
- 6 u |
|
After |
3 u |
2x2 =
4 u |
14 |
The number of pears at first is repeated. Make the number of pears at first the same. LCM of 10 and 5 is 10.
Total number of fruits left
= 3 u + 4 u
= 7 u
7 u = 14
1 u = 14 ÷ 7 = 2
Number of fruits at first
= 3 u + 10 u
= 13 u
= 13 x 2
= 26
Answer(s): 26
