PSLE A shop had a number of tablets for sale. After selling 27 of them in the morning and
16 of the remainder in the afternoon, it was left with
13 of the tablets. How many tablets were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
27 |
1x1 |
5x1 |
2x5 |
1x5 |
9 u |
1 u |
5 u |
Fraction of the remainder left
= 1 -
16 =
56 5x16x1 Remainder =
1x53x5 Total
56 Remainder =
515 Total
Number of tablets sold in the morning
= 10 u - 1 u
= 9 u
9 u = 27
1 u = 27 ÷ 9 = 3
Number of tablets sold in the afternoon
= 1 u
= 1 x 3
= 3
Answer(s): 3