The number of pineapples is 4 times as many as the number of avocados. After buying another 17 pineapples and 53 avocados, the number of pineapples is the same as the number of avocados. What is the number of pineapples at first?
| |
Pineapples |
Avocados |
| Before |
4 u |
1 u |
| Change |
+ 17 |
+ 53 |
| After |
4 u + 17 |
1 u + 53 |
The number of pineapples and avocados is the same in the end.
4 u + 17 = 1 u + 53
4 u - 1 u = 53 - 17
3 u = 36
1 u = 36 ÷ 3 = 12
Number of pineapples at first
= 4 u
= 4 x 12
= 48
Answer(s): 48
