A and B undertake a piece of work for ₹ 250/-. A alone can do that work in 5 days and B alone can do that work in 15 days. With the help of C, they finish the work in 3 days. If everyone gets paid in proportion to work done by them, the amount C will get is:

• ₹ 50/-

• ₹ 100/-

• ₹ 150/-

• ₹ 150/-

Dealer purchased an article for ₹ 900/- and fixes the list price in such a way that he gains 20% after allowing 10% discount, then the list price is

• ₹ 1,180/-

• ₹ 1,080/-

• ₹ 1,200/-

• ₹ 1,200/-

53.

Cost price of 28 articles is equal to Sale price of 21 articles, then percentage of profit is

• 12%

• 

• 20%

• 20%

In the last financial year, a car company sold 41800 cars. In this year, the target is to sell 51300 cars. By what percent must the sale be increased?

If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is

• 2 hours

• 3 hours

• 4 hours

• 4 hours

If a sum of money double itself in 8 years, then the interest rate in percentage is

• 

• 10%

• 

• 

If (x - 5)² + (y - 2)² + (z - 9)²  = 0, then value of (x + y - z) is

• 16

• -1

• -2

• -2

If  then   is equal to

• 2201

• 2203

• 2207

• 2207

Points P, Q and R are on a circle such that ∠PQR = 40° and ∠QRP = 60°. Then the subtended angle by arc QR at the centre is:

• 80°

• 120°

• 140°

• 160°

The ratio of the angles of a triangle is . Then the smallest angle is: