Question

its a word problem solve it

Answer 1

quantity of rice = 18*5.250 = 94.25 kg
amount paid = 94.25*42 = Rs. 3969

Answer 2

virendra bought 18bags of rice,
each weight is 5.250kg
then,
weight of 18 bags is 94.5 kg
$18 \times 5.250 = 94.5$
So,total weight of rice did he bought altogether is 94.5 kg

If, cost of per kg is 42 rs
Then, he pay for it 42 X 94.5
= 3969 rs