A sum of $2136 is divided among a group of people.
89 of the people receive $7 each,
16 of the remainder receive $5 each and the rest receive $3 each. How many people are there altogether?
$7 |
$5 |
$3 |
8 x 6 |
1 x 6 |
|
1 |
5 |
48 u |
1 u |
5 u |
|
$7 |
$5 |
$3 |
Number |
48 u |
1 u |
5 u |
Value |
$7 |
$5 |
$3 |
Total value |
336 u |
5 u |
15 u |
Fraction of people who did not receive $7
= 1 -
89 =
19 Fraction of the remainder who received $3
= 1 -
16 =
56 Fraction of people who received $5
=
19 x
16 =
154 Fraction of people who received $3
=
19 x
56 =
554Total amount of money received
= 336 u + 5 u + 15 u
= 356 u
356 u = 2136
1 u = 2136 ÷ 356 = 6
Number of people who received the money
= 48 u + 1 u + 5 u
= 54 u
= 54 x 6
= 324
Answer(s): 324