Brandon, Nick and Luke sold some notebooks. Luke sold 35% of the total number of notebooks sold by Nick and Brandon. Brandon sold 20% of the total number of notebooks sold by Nick and Luke. Brandon sold 132 less notebooks than Nick. Find the total number of notebooks sold by all the boys.
| Brandon |
Nick |
Luke |
Total |
| 20x2 |
7x2 |
27x2 |
| 1x9 |
5x9 |
6x9 |
| 9 u |
31 u |
14 u |
54 u |
35% =
35100 =
720 20% =
20100 =
15 The total number of notebooks is repeated. Make the total number of notebooks the same. LCM of 27 and 6 is 54.
Number of less notebooks that Brandon sold than Nick
= 31 u - 9 u
= 22 u
22 u = 132
1 u = 132 ÷ 22 = 6
Total number of notebooks sold
= 54 u
= 54 x 6
= 324
Answer(s): 324
