Some markers and notebooks were packed into black and pink packets. There were 8 less pink packets than black packets. Each black carton contained 5 markers and each pink carton contained 13 notebooks. Given that there were 24 more notebooks than markers in total, how much notebooks were there?
| |
Markers in
black packets |
Notebooks in
pink packets |
Difference |
| Number |
1 u + 8 |
1 u |
|
| Value |
5 |
13 |
|
| Total value |
5 u + 40 |
13 u |
24 |
Number of more notebooks than markers
= 13 u - (5 u + 40)
= 13 u - 5 u - 40
= 8 u - 40
8 u - 40 = 24
8 u = 40 + 24
8 u = 64
1 u = 64 ÷ 8 = 8
Total number of notebooks
= 13 u
= 13 x 8
= 104
Answer(s): 104
