PSLE A shop had a number of printers for sale. After selling 92 of them in the morning and
17 of the remainder in the afternoon, it was left with
15 of the printers. How many printers were left?
Morning |
Remainder |
|
Afternoon |
Left |
92 |
1x1 |
6x1 |
4x6 |
1x6 |
23 u |
1 u |
6 u |
Fraction of the remainder left
= 1 -
17 =
67 6x17x1 Remainder =
1x65x6 Total
67 Remainder =
630 Total
Number of printers sold in the morning
= 24 u - 1 u
= 23 u
23 u = 92
1 u = 92 ÷ 23 = 4
Number of printers left
= 6 u
= 6 x 4
= 24
Answer(s): 24