The number of starfruits at a supermarket was 30% more than the number of persimmons. After 80% of the persimmons were sold, there were 99 more starfruits than persimmons. Find the total number of starfruits and persimmons at the supermarket at first.
| |
Starfruits |
Persimmons |
More |
Total |
| Before |
13 u |
10 u |
|
23 u |
| Change |
|
- 8 u |
|
|
| After |
13 u |
2 u |
11 u |
|
Number of persimmons at first in percent = 100%
Number of starfruits at first in percent
= 100% + 30%
= 130%
StarfruitsPersimmons =
130100 =
1310Number of persimmons sold
= 80% x 10 u
=
80100 x 10 u
= 8 u
Number of more starfruits than persimmons in the end
= 13 u - 2 u
= 11 u
11 u = 99
1 u = 99 ÷ 11 = 9
Total number of persimmons and starfruits at first
= 13 u + 10 u
= 23 u
= 23 x 9
= 207
Answer(s): 207
