Lian baked some cookies. She packed 2/3 of them into a tin and gave 1/3 of the remaining to her friend. She had 40 cookies left. how many cookies did she bake?
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she had 180 baked of which 120 she put in tin and from rest 60 she gave 20 to her friend
and then left with 40
and then left with 40
chaitanyaupmaniou:
it means
1/9x
so left amount is
1/3 - 1/9x that is
2/9 of x
put 2/9x = 40
and theres your answer
understood
yes thank you so much
np
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