The number of $2, $50 and $100 notes in a piggy bank is in the ratio of 8 : 3 : 2. The notes are worth $3294 altogether. Find the total number of $2 and $50 notes.
|
$2 |
$50 |
$100 |
Total |
Number |
8 u |
3 u |
2 u |
|
Value |
$2 |
$50 |
$100 |
|
Total value |
16 u |
150 u |
200 u |
$3294 |
Total value of $2, $50 and $100 notes
= 16 u + 150 u + 200 u
= 366 u
366 u = 3294
1 u = 3294 ÷ 366 = 9
Number of $2 and $50 notes
= 8 u + 3 u
= 11 u
= 11 x 9
= 99
Answer(s): 99