The number of tomatoes is 3 times as many as the number of mangosteens. After buying another 25 tomatoes and 71 mangosteens, the number of tomatoes is the same as the number of mangosteens. What is the number of tomatoes at first?
| |
Tomatoes |
Mangosteens |
| Before |
3 u |
1 u |
| Change |
+ 25 |
+ 71 |
| After |
3 u + 25 |
1 u + 71 |
The number of tomatoes and mangosteens is the same in the end.
3 u + 25 = 1 u + 71
3 u - 1 u = 71 - 25
2 u = 46
1 u = 46 ÷ 2 = 23
Number of tomatoes at first
= 3 u
= 3 x 23
= 69
Answer(s): 69
