Valen, Pierre and Bryan sold some notebooks. Bryan sold 20% of the total number of notebooks sold by Pierre and Valen. Valen sold 10% of the total number of notebooks sold by Pierre and Bryan. Pierre sold 152 more notebooks than Bryan. Find the total number of notebooks sold by all the boys.
| Valen |
Pierre |
Bryan |
Total |
| 5x11 |
1x11 |
6x11 |
| 1x6 |
10x6 |
11x6 |
| 6 u |
49 u |
11 u |
66 u |
20% =
20100 =
15 10% =
10100 =
110 The total number of notebooks is repeated. Make the total number of notebooks the same. LCM of 6 and 11 is 66.
Number of more notebooks that Pierre sold than Bryan
= 49 u - 11 u
= 38 u
38 u = 152
1 u = 152 ÷ 38 = 4
Total number of notebooks sold
= 66 u
= 66 x 4
= 264
Answer(s): 264
