PSLE A shop had a number of printers for sale. After selling 186 of them in the morning and
411 of the remainder in the afternoon, it was left with
16 of the printers. How many printers were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
186 |
4x1 |
7x1 |
5x7 |
1x7 |
31 u |
4 u |
7 u |
Fraction of the remainder left
= 1 -
411 =
711 7x111x1 Remainder =
1x76x7 Total
711 Remainder =
742 Total
Number of printers sold in the morning
= 35 u - 4 u
= 31 u
31 u = 186
1 u = 186 ÷ 31 = 6
Number of printers sold in the afternoon
= 4 u
= 4 x 6
= 24
Answer(s): 24