$142 is to be divided among a certain number of people. Half of the people received $7 each,
38 of the people received $10 each and the rest received $13 each. How many people are there altogether?
Fraction of the people who received $13 each
= 1 -
12 -
38= 1 -
48 -
38=
18
| |
$7 |
$13 |
$10 |
Total |
| Number |
4 u |
1 u |
3 u |
8 u |
| Value |
7 |
13 |
10 |
|
| Total value |
28 u |
13 u |
30 u |
71 u |
Total amount received by the people
= 28 u + 13 u + 30 u
= 71 u
71 u = 142
1 u = 142 ÷ 71 = 2
Total number of people
= 4 u + 1 u + 3 u
= 8 u
= 8 x 2
= 16
Answer(s): 16
