Last week, Wesley had a total of 123 purple and gold markers. Two weeks later, he sold
56 of all the purple markers and 25 gold markers. Now he has the same number of purple and gold markers. How many markers does he have in the end?
|
Purple |
Gold |
Total |
Before |
6 u |
1 u + 25 |
7 u + 25 |
Change |
- 5 u |
- 25 |
|
After |
1 u |
1 u |
|
Comparing the purple and gold markers in the end |
1 |
1 |
|
Total number of markers at first
= 6 u + 1 u + 25
= 7 u + 25
7 u + 25 = 123
7 u = 123 - 25
7 u = 98
1 u = 98 ÷ 7 = 14
Number of markers that he has in the end
= 1 u + 1 u
= 2 u
= 2 x 14
= 28
Answer(s): 28