PSLE A shop had a number of massage chairs for sale. After selling 324 of them in the morning and
112 of the remainder in the afternoon, it was left with
16 of the massage chairs. How many massage chairs were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
324 |
1x1 |
11x1 |
5x11 |
1x11 |
54 u |
1 u |
11 u |
Fraction of the remainder left
= 1 -
112 =
1112 11x112x1 Remainder =
1x116x11 Total
1112 Remainder =
1166 Total
Number of massage chairs sold in the morning
= 55 u - 1 u
= 54 u
54 u = 324
1 u = 324 ÷ 54 = 6
Number of massage chairs sold in the afternoon
= 1 u
= 1 x 6
= 6
Answer(s): 6