PSLE A shop had a number of tablets for sale. After selling 128 of them in the morning and
112 of the remainder in the afternoon, it was left with
14 of the tablets. How many tablets were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
128 |
1x1 |
11x1 |
3x11 |
1x11 |
32 u |
1 u |
11 u |
Fraction of the remainder left
= 1 -
112 =
1112 11x112x1 Remainder =
1x114x11 Total
1112 Remainder =
1144 Total
Number of tablets sold in the morning
= 33 u - 1 u
= 32 u
32 u = 128
1 u = 128 ÷ 32 = 4
Number of tablets sold in the afternoon
= 1 u
= 1 x 4
= 4
Answer(s): 4