Mary baked 270 biscuits. She gave 40 biscuits to Mark and some biscuits to Tim. She had
49 of the total biscuits left.
- How many biscuits did she have left?
- What fraction of the total biscuits did she give to Tim?
(a)
Total number of biscuits = 9 u
9 u = 270
1 u = 270 ÷ 9 = 30
Number of biscuits that Mary had left
= 4 u
= 4 x 30
= 120
(b)
Number of biscuits that Tina gave to Tim
= 270 - 120 - 40
= 110
Fraction of the total biscuits that Mary gave to Tim
=
110270=
1127Answer(s): (a) 120; (b)
1127