1. Two pipes P1 and P2 can fill a tank in 24 minutes and 30
minutes respectively. If both the pipes are opened simultaneously, after how
much time should P2 be closed so that the tank is full in 20 minutes?
(b) 5 minute
(c) 6 minute
(d) 7 minute
to finish a piece of work. If both Avishek and Santosh together can finish it
in 7.5 days, then how many days Ravi will take to finish the work alone?
(b) 18 days
(c) 20 days
(d) 24 days
(e) 28 days
had bought it for 20 % less and sold it for Rs.147.2 more, he would have had
profit of 35 %. What is the cost price of bat?
interest rate 12% p.a. for 7 years and 4.5 years respectively. If the difference
between the interests is Rs.585 then what was each amount?
up to Rs.3512320 in 3 years, on compound interest. What is the rate of interest
(b) 8 % p. a.
(c) 10 % p. a.
(d) 12 % p. a.
15 % p. a.
of 16%. They sell a screen guard of a loss of 10% and in whole process they
make no profit no loss. What was the cost of screen guard?
(e) None of
on adding 5 litre of water the ratio of milk and water becomes 9 : 8. Find the
quantity of water in the mixture?
(b) 15 litre
(c) 21 litre
(d) 24 litre
seated at a round table, so that no two women are adjacent?
of getting a total of 9?
women can complete the same piece of work in 25 days. If all the 8 men and 7
women work together, in how many days will the work get completed?
(b) 6 2/3 days
(c) 9 3/8 days
(d) 9 2/3 days
is 23.4 cm. What is the area of sector?
is 1.2 times its height. The cost of painting the walls at the rate of Rs.14.20
per sq. meter is Rs.1917. Find the cost of carpeting the floor at the rate of Rs.33
per sq. metre?
(e) None of
liquid. This liquid is to be filled in cylindrical tubes of radius 4 cm. and
height 8 cm. How many tubes are required to empty the container?
make a conical tent whose height is 24 metre and the diameter of base is 36
(b) 496.64 metre
(c) 536.4 metre
(e) 628.57 metre
broad. A well of 16 metre length and 10 metre breadth is dug inside the field
and mud taken out is spread over the remaining part of the field to a thickness
of 50 cm. What is the depth of well?
(b) 28 metre
(c) 28.5 metre
(d) 29 metre
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