PSLE A shop had a number of tablets for sale. After selling 132 of them in the morning and
14 of the remainder in the afternoon, it was left with
15 of the tablets. How many tablets were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
132 |
1x1 |
3x1 |
4x3 |
1x3 |
11 u |
1 u |
3 u |
Fraction of the remainder left
= 1 -
14 =
34 3x14x1 Remainder =
1x35x3 Total
34 Remainder =
315 Total
Number of tablets sold in the morning
= 12 u - 1 u
= 11 u
11 u = 132
1 u = 132 ÷ 11 = 12
Total number of tablets sold
= 12 u
= 12 x 12
= 144
Answer(s): 144