Question

The cost of 1 litre petrol is rupees
$42 \frac {4}{7}. what \: is \: the \: cost \: of$
$10\frac {1}{2}$
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Answer 1

Don’t be sad but your question is vey tough and I am only in 6th so you can understand I tried it many times but can’t get the answer but please reward my effort. I am not saying lie see it . It’s very hard