PSLE A shop had a number of television sets for sale. After selling 66 of them in the morning and
14 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 |
66 |
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 television sets sold in the morning
= 12 u - 1 u
= 11 u
11 u = 66
1 u = 66 ÷ 11 = 6
Number of television sets sold in the afternoon
= 1 u
= 1 x 6
= 6
Answer(s): 6