List of practice Questions

A mixture of 12 kg of wheat flour costing Rs.16 per kg and 4 kg of corn flour costing Rs. 2 per kg is sold at Rs.16 per kg. What is the profit made in selling 40 kg of the mixture ?

In the following questions below, one term in the given number series is wrong. Find out the wrong term
11, 5, 20, 12, 40, 26, 74, 54

The cost of fencing a circular plot at the rate of Rs.15 per m is ` 3300. What will be the cost of flooring the plot at the rate of Rs.100 per sq m ?

The number of ways in which a committee of 3 ladies and 4 gentlemen can be appointed from a meeting consisting of 8 ladies and 7 gentlemen, if Mrs. X refuses to serve in a committee if Mr. Y is its member, is

In an examination, Raman scored 25 marks less than Rohit. Rohit scored 45 more marks than Sonia. Rohan scored 75 marks which is 10 more than Sonia. Ravi's score is 50 less than, maximum marks of the test. What approximate percentage of marks did Ravi score in the examination, if he gets 34 marks more than Raman ?

A family consists of a grandfather, 5 sons and daughters and 8 grandchildren. They are to be seated in a row for dinner. The grandchildren wish to occupy the 4 seats at each end and the grandfather refuses to have a grandchild on either side of him. The number of ways in which the family can be made to sit is

An aeroplane flies with an average speed of 756 km/h. A helicopter takes 48 h to cover twice the distance covered by aeroplane in 9 h. How much distance will the helicopter cover in 18 h ?
(Assuming that flights are non-stop and moving with uniform speed.)

After distributing the sweets equally among 25 children, 8 sweets remain. Had the number of children been 28, 22 sweets would have been left after equally distributing. What is the smallest possible total number of sweets ?

Average weight of 19 men is 74 kgs, and the average weight of 38 women is 63 kgs. What is the average weight (rounded off to the nearest integer) of all the men and the women together ?

I have to reach a certain place at a certain time and I find that I shall be 15 min too late, if I walk at 4 km an hour, and 10 min too soon, if I walk at 6 km an hour. How far have I to walk ?

Mr Giridhar spends 50% of his monthly income on household items and out of the remaining he spends 50% on transport, 25% on entertainment, 10% on sports and the remaining amount of Rs. 900 is saved. What is Mr Giridhar's monthly income ?

In the triangle ABC, MN is parallel to AB. Area of trapezium ABNM is twice the area of triangle CMN. What is ratio of CM : AM ?

A and B together can complete a task in 20 days. B and C together can complete the same task in 30 days. A and C together can complete the same task in 40 days. What is the respective ratio of the number of days taken by A when completing the same task alone to the number of days taken by C when completing the same task alone ?

If ABCD is a square and BCE is an equilateral triangle, what is the measure of the angle DEC ?

A certain amount was to be distributed among A, B and C in the ratio 2 :3 :4 respectively, but was erroneously distributed in the ratio 7:2:5 respectively. As a result of this, B got Rs.40 less. What is the amount ?

What is the value of \(\frac{\log_{27}\times\log_{16}64}{\log_4 \sqrt2}\) ?

Last year there were 610 boys in a school. The number decreased by 20 percent this year. How many girls are there in the school if the number of girls is 175 percent of the total number of boys in the school this year ?

At a college football game, \(\frac{4}{5}\) of the seats in the lower deck of the stadium were sold. If \(\frac{1}{4}\) of all the seating in the stadium is located in the lower deck, and if \(\frac{2}{3}\) of all the seats in the stadium were sold, then what fraction of the unsold seats in the stadium was in the lower deck ?

Rs.73,689/- are divided between A and B in the ratio 4 :7. What is the difference between thrice the share of A and twice the share of B ?

A train starts from Delhi at 6 : 00 AM and reaches Ambala Cantt at 10 AM. The other train starts from Ambala Cantt at 8 AM and reaches Delhi at 11:30 AM. If the distance between Delhi and Ambala Cantt. is 200 km, then at what time did the two trains meet each other ?

In the following questions below, one term in the given number series is wrong. Find out the wrong term
8, 14, 26, 48, 98, 194, 386

In the following question two statements are given followed by two conclusions numbered I and II. Consider the two given statements to be. True even if they seem to be absurd. Mark answer as
Statements : All bulbs are birds. Some birds are butterflies.
Conclusions :
I. All butterflies are bulbs.
II. Some bulbs are butterflies.

In the following question two statements are given followed by two conclusions numbered I and II. Consider the two given statements to be. True even if they seem to be absurd. Mark answer as
Statements : No coin is a dollar. Red token is a coin.
Conclusions :
I. Red token is not a dollar.
II. Red token may not be a dollar.

A watch is a minute slow at 1 p.m. on Tuesday and 2 minutes fast at 1 p.m. on Thursday. When did it show the correct time ?

A uniform sphere of weight $W$ and radius $5\, cm$ is being held by a string as shown in the figure. The tension in the string will be :