The total weekly wage bill of a small factory is 22500. If the working hours per week is reduced from 45 to 42, find the amount of the new weekly wage bill.

A and B take $12$ days and $16$ days respectively to complete a piece of work. They agree to work together and paid $₹1750$ for the entire work. How much does each get as his share?

A cyclist crosses a bridge $540 m$ long in $3\frac{3}{8}$ minutes. Express this speed on kilometre per hour.

In an examination, $23\%$ of the candidates failed in both English and Mathematics. If $385$ candidates passed in both the subjects, find the total number of candidates appeared in the examination.

A dealer sold two old cars for $₹70200$ each, gaining $8\%$ on the first and losing $10\%$ on the second. Find his gain or loss on the sales and express it as a percent.

A sum of money amounts to $₹8160$ in $4$ years at $5\%$. Find the principal.

A hall is 20 metre long and 15 metre broad. It is surrounded by a 3 metre wide verendah on all sides. Find the area of the verendah.

Using the property "the sum of three angles of a triangle is $180°$", Find the sum of the interior angles of a quadrilateral.

Find $x$ and $y$ in the given figure if $AB=BD=AD$ and $\angle ACB=42°$