The number of $2, $5 and $50 notes in a piggy bank is in the ratio of 8 : 9 : 5. The notes are worth $2799 altogether. Find the total number of $5 and $50 notes.
| |
$2 |
$5 |
$50 |
Total |
| Number |
8 u |
9 u |
5 u |
|
| Value |
$2 |
$5 |
$50 |
|
| Total value |
16 u |
45 u |
250 u |
$2799 |
Total value of $2, $5 and $50 notes
= 16 u + 45 u + 250 u
= 311 u
311 u = 2799
1 u = 2799 ÷ 311 = 9
Number of $5 and $50 notes
= 9 u + 5 u
= 14 u
= 14 x 9
= 126
Answer(s): 126
