Question
In a cookie shop, 3/4 of the cookies baked were chocolate cookies and the rest were strawberry cookies. After 222 chocolate cookies and 2/5 of the strawberry cookies were sold, the number of strawberry cookies left were 1/3 the number of chocolate cookies left.
(a) How many more chocolate cookies than strawberry cookies were sold?
(b) How many cookies were baked at first?
(a) How many more chocolate cookies than strawberry cookies were sold?
(b) How many cookies were baked at first?
Answers
oobleck
If there were x cookies to start with, then
3/4 x - 222 = 3(1/4 x - (2/5)(1/4 x))
(b) x = 740 cookies in all were baked
Now you can answer (a)
3/4 x - 222 = 3(1/4 x - (2/5)(1/4 x))
(b) x = 740 cookies in all were baked
Now you can answer (a)