The number of avocados is 4 times as many as the number of pineapples. After buying another 13 avocados and 76 pineapples, the number of avocados is the same as the number of pineapples. What is the number of avocados at first?
|
Avocados |
Pineapples |
Before |
4 u |
1 u |
Change |
+ 13 |
+ 76 |
After |
4 u + 13 |
1 u + 76 |
The number of avocados and pineapples is the same in the end.
4 u + 13 = 1 u + 76
4 u - 1 u = 76 - 13
3 u = 63
1 u = 63 ÷ 3 = 21
Number of avocados at first
= 4 u
= 4 x 21
= 84
Answer(s): 84