$525 is to be divided among a certain number of people. Half of the people received $5 each,
512 of the people received $7 each and the rest received $10 each. How many people are there altogether?
Fraction of the people who received $10 each
= 1 -
12 -
512= 1 -
612 -
512=
112
|
$5 |
$10 |
$7 |
Total |
Number |
6 u |
1 u |
5 u |
12 u |
Value |
5 |
10 |
7 |
|
Total value |
30 u |
10 u |
35 u |
75 u |
Total amount received by the people
= 30 u + 10 u + 35 u
= 75 u
75 u = 525
1 u = 525 ÷ 75 = 7
Total number of people
= 6 u + 1 u + 5 u
= 12 u
= 12 x 7
= 84
Answer(s): 84