PSLE A shop had a number of television sets for sale. After selling 99 of them in the morning and
59 of the remainder in the afternoon, it was left with
15 of the television sets. How many television sets were sold altogether?
Morning |
Remainder |
|
Afternoon |
Left |
99 |
5x1 |
4x1 |
4x4 |
1x4 |
11 u |
5 u |
4 u |
Fraction of the remainder left
= 1 -
59 =
49 4x19x1 Remainder =
1x45x4 Total
49 Remainder =
420 Total
Number of television sets sold in the morning
= 16 u - 5 u
= 11 u
11 u = 99
1 u = 99 ÷ 11 = 9
Total number of television sets sold
= 16 u
= 16 x 9
= 144
Answer(s): 144