Question

answer with sollution

Answer 1

13. Rice left =total rice-rice sold
=50-109/4kg=91/4kg

14.total petrol used=186/15
hence, petrol left=20-186/15 l=114/15litre

15.a. total wire he buyed=10/3+9/4m=67/12m
b. difference between copper wire and iron wire=10/3-9/4=13/12m
hence, he buyed 13/12copper wire more than iron wire.