$840 is to be divided among a certain number of people. Half of the people received $7 each,
512 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 -
512= 1 -
612 -
512=
112
| |
$7 |
$13 |
$10 |
Total |
| Number |
6 u |
1 u |
5 u |
12 u |
| Value |
7 |
13 |
10 |
|
| Total value |
42 u |
13 u |
50 u |
105 u |
Total amount received by the people
= 42 u + 13 u + 50 u
= 105 u
105 u = 840
1 u = 840 ÷ 105 = 8
Total number of people
= 6 u + 1 u + 5 u
= 12 u
= 12 x 8
= 96
Answer(s): 96
