Some rice

Rose had some rice. She gave 1/4 of it to her sister and cooked 1/6 of the remaining. What fraction of the rice did she cook?
b. If she cooked 1⁄2 kg of rice, how much rice had she at first?

Correct answer:

a =  1/8
b =  4 kg

Step-by-step explanation:

a=61 (141)=81=0.125
a b=21 0.125 b=21  0.125 b=1/2  0.25b=1  b=0.251=4  b=4=4 kg

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