A school has 30% students from
Maharashtra .Out of these 20% are Bombey students. Find the total percentage
An equilateral triangle of sides 3 inch each is given. How many equilateral
triangles of side 1 inch can be formed from it?
If A/B = 3/5,then 15A = ?
Ans : 9B
Each side of a rectangle is increased by 100% .By what percentage does the
Ans : 300%
Perimeter of the back wheel = 9 feet, front wheel = 7 feet on a certain
distance, the front wheel gets 10 revolutions more than the back wheel .What
is the distance?
Ans : 315 feet.
Perimeter of front wheel =30, back wheel = 20. If front wheel revolves 240
times. How many revolutions will the back wheel take?
Ans:- 360 times
20% of a 6 litre solution and 60% of 4 litre solution are mixed. What
percentage of the mixture of solution
City A's population is 68000, decreasing at a rate of 80 people per year.
City B having population 42000 is increasing at a rate of 120 people per year.
In how many years both the cities will have same population?
Ans:- 130 years
are 15 kms apart. One is turning at a speed of 50kmph and the other at 40kmph
. How much time will it take for the two cars to meet?
Ans:- 3/2 hours
A person wants to buy 3 paise and 5 paise stamps costing exactly one rupee.
If he buys which of the following number of stamps he won't able to buy 3
There are 12 boys and 15 girls, How many different dancing groups can be
formed with 2 boys and 3 girls.
Which of the following fractions is less than 1/3
There are two circles, one circle is inscribed and another circle is
circumscribed over a square. What is the ratio of area of inner to outer
Ans:- 1 : 2
Three types of tea the a,b,c costs Rs. 95/kg,100/kg and70/kg respectively.
How many kgs of each should be blended to produce 100
kg of mixture worth Rs.90/kg,
given that the quntities of band c are equal
in a class, except 18 all are above 50 years.
15 are below 50 years of age. How many people are there
(d) none of these.
If a boat is moving in upstream with velocity of 14 km/hr and goes
downstream with a velocity of 40 km/hr, then what is the speed of the stream ?
(a) 13 km/hr
(b) 26 km/hr
(c) 34 km/hr
(d) none of these
Find the value of ( 0.75 0.75 0.75 - 0.001 ) / ( 0.75 0.75 - 0.075 +
A can have a piece of work done in 8 days, B can work three times faster than
the A, C can work five times faster than A. How many days will they take to do
the work together ?
(a) 3 days
(b) 8/9 days
(c) 4 days
(d) can't say
A car travels a certain distance taking 7 hrs in forward journey,
during the return journey increased speed 12km/hr takes the times 5 hrs.What
is the distance travelled
(a) 210 kms
(b) 30 kms
(c) 20 kms
(c) none of these
Instead of multiplying a number by 7, the number is divided by 7. What
is the percentage of error obtained ?
Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
(d) data insufficient
A man buys 12 lts of liquid which contains 20% of the liquid and the
rest is water. He then mixes it with 10 lts of another mixture with 30% of
liquid.What is the % of water in the new mixture?
If a man buys 1 lt of milk for Rs.12 and mixes it with 20% water and
sells it for Rs.15, then what is the percentage of gain?
Pipe A can fill a tank in 30 mins and Pipe B can fill it in 28 mins.If
3/4th of the tank is filled by Pipe B alone and both are opened, how much time
is required by both the pipes to fill the tank completely ?
If on an item a company gives 25% discount, they earn 25% profit. If
they now give 10% discount then what is the profit percentage.