Penelope baked 220 cookies. She gave 40 cookies to Tim and some cookies to Simon. She had
311 of the total cookies left.
- How many cookies did she have left?
- What fraction of the total cookies did she give to Simon?
(a)
Total number of cookies = 11 u
11 u = 220
1 u = 220 ÷ 11 = 20
Number of cookies that Penelope had left
= 3 u
= 3 x 20
= 60
(b)
Number of cookies that Tina gave to Simon
= 220 - 60 - 40
= 120
Fraction of the total cookies that Penelope gave to Simon
=
120220=
611Answer(s): (a) 60; (b)
611