The number of mangosteens is 4 times as many as the number of lemons. After buying another 24 mangosteens and 99 lemons, the number of mangosteens is the same as the number of lemons. What is the number of mangosteens at first?
| |
Mangosteens |
Lemons |
| Before |
4 u |
1 u |
| Change |
+ 24 |
+ 99 |
| After |
4 u + 24 |
1 u + 99 |
The number of mangosteens and lemons is the same in the end.
4 u + 24 = 1 u + 99
4 u - 1 u = 99 - 24
3 u = 75
1 u = 75 ÷ 3 = 25
Number of mangosteens at first
= 4 u
= 4 x 25
= 100
Answer(s): 100
