$A$ man spends $15 \%$ of his income. If his expenditure is $Rs$ $75,$ his income (in rupees) is:

In an examination,a student must get $36 \%$ marks to pass. $A$ student who gets $190$ marks failed by $35$ marks. The total marks in that examination is

Two numbers are less than a third number by $30 \%$ and $37 \%$ respectively. How much per cent is the second number less than the first (in $\%$)?

$A$ village lost $12 \%$ of its goats in a flood and $5 \%$ of the remainder died from diseases. If the number left now is $8360$,what was the original number before the flood?

Rajeev buys goods worth $₹ 6650$. He gets a rebate of $6 \%$ on it. After getting the rebate,he pays sales tax @ $10 \%$. Find the amount he will have to pay for the goods.

Two years ago,the value of a motorbike was $₹ 62,500$. If the value depreciates by $4 \%$ every year,what is its value now?