Last week, Pierre had a total of 118 blue and pink markers. Two weeks later, he sold
23 of all the blue markers and 22 pink markers. Now he has the same number of blue and pink markers. How many markers does he have in the end?
| |
Blue |
Pink |
Total |
| Before |
3 u |
1 u + 22 |
4 u + 22 |
| Change |
- 2 u |
- 22 |
|
| After |
1 u |
1 u |
|
Comparing the blue
and pink markers in the end |
1 |
1 |
|
Total number of markers at first
= 3 u + 1 u + 22
= 4 u + 22
4 u + 22 = 118
4 u = 118 - 22
4 u = 96
1 u = 96 ÷ 4 = 24
Number of markers that he has in the end
= 1 u + 1 u
= 2 u
= 2 x 24
= 48
Answer(s): 48
