PSLE A shop had a number of tablets for sale. After selling 102 of them in the morning and
411 of the remainder in the afternoon, it was left with
14 of the tablets. How many tablets were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
102 |
4x1 |
7x1 |
3x7 |
1x7 |
17 u |
4 u |
7 u |
Fraction of the remainder left
= 1 -
411 =
711 7x111x1 Remainder =
1x74x7 Total
711 Remainder =
728 Total
Number of tablets sold in the morning
= 21 u - 4 u
= 17 u
17 u = 102
1 u = 102 ÷ 17 = 6
Total number of tablets sold
= 21 u
= 21 x 6
= 126
Answer(s): 126