Dylan, Neave and Jeremy sold some notebooks. Jeremy sold 40% of the total number of notebooks sold by Neave and Dylan. Dylan sold 20% of the total number of notebooks sold by Neave and Jeremy. Neave sold 66 more notebooks than Jeremy. Find the total number of notebooks sold by all the boys.
| Dylan |
Neave |
Jeremy |
Total |
| 5x6 |
2x6 |
7x6 |
| 1x7 |
5x7 |
6x7 |
| 7 u |
23 u |
12 u |
42 u |
40% =
40100 =
25 20% =
20100 =
15 The total number of notebooks is repeated. Make the total number of notebooks the same. LCM of 7 and 6 is 42.
Number of more notebooks that Neave sold than Jeremy
= 23 u - 12 u
= 11 u
11 u = 66
1 u = 66 ÷ 11 = 6
Total number of notebooks sold
= 42 u
= 42 x 6
= 252
Answer(s): 252
