Xandra baked some croissants. She sold
38 of them in the morning and
110 of the remainder in the afternoon. If she had 81 croissants left, how many croissants did she bake?
Morning |
Remainder |
Total |
3x2 |
5x2 |
8x2 |
|
Afternoon |
Left |
|
|
1 |
9 |
|
6 u |
1 u |
9 u |
16 u |
Fraction of the croissants left after selling in the morning
= 1 -
38 =
58 Fraction of the remaining croissants left after selling in the afternoon
= 1 -
110 =
910 Fraction of the croissants left after selling in the afternoon
=
910 x
58 =
9169 u = 81
1 u = 81 ÷ 9 = 9
Total number of croissants that Xandra baked
= 16 u
= 16 x 9
= 144
Answer(s): 144