$306 is to be divided among a certain number of people. Half of the people received $3 each,
38 of the people received $5 each and the rest received $7 each. How many people are there altogether?
Fraction of the people who received $7 each
= 1 -
12 -
38= 1 -
48 -
38=
18
|
$3 |
$7 |
$5 |
Total |
Number |
4 u |
1 u |
3 u |
8 u |
Value |
3 |
7 |
5 |
|
Total value |
12 u |
7 u |
15 u |
34 u |
Total amount received by the people
= 12 u + 7 u + 15 u
= 34 u
34 u = 306
1 u = 306 ÷ 34 = 9
Total number of people
= 4 u + 1 u + 3 u
= 8 u
= 8 x 9
= 72
Answer(s): 72