Dana made some biscuits. She sold
45 of them in the morning and
27 of the remainder in the evening. If she sold 312 more biscuits in the morning than in the evening, how many biscuits did she make altogether?
| Morning |
Remainder |
Total |
| 4x7 |
1x7 |
5x7 |
| |
Evening |
Left |
|
| |
2 |
5 |
|
| 28 u |
2 u |
5 u |
35 u |
Fraction of biscuits left after selling some in the morning
= 1 -
45 =
15 Fraction of biscuits sold in the evening
=
27 x
15=
235Make the denominators the same.
45 =
2835 Number of biscuits that Dana sold in the morning = 28 u
Number of biscuits that Dana sold in the evening = 2 u
Number of more biscuits that Dana sold in the morning than in the evening
= 28 u - 2 u
= 26 u
26 u = 312
1 u = 312 ÷ 26 = 12
Total number of biscuits that Dana made
= 35 u
= 35 x 12
= 420
Answer(s): 420
