PSLE A shop had a number of printers for sale. After selling 62 of them in the morning and
19 of the remainder in the afternoon, it was left with
15 of the printers. How many printers were left?
Morning |
Remainder |
|
Afternoon |
Left |
62 |
1x1 |
8x1 |
4x8 |
1x8 |
31 u |
1 u |
8 u |
Fraction of the remainder left
= 1 -
19 =
89 8x19x1 Remainder =
1x85x8 Total
89 Remainder =
840 Total
Number of printers sold in the morning
= 32 u - 1 u
= 31 u
31 u = 62
1 u = 62 ÷ 31 = 2
Number of printers left
= 8 u
= 8 x 2
= 16
Answer(s): 16