1.
A company contracts to paint 3 houses. Mr. Brown can paint a house in 6 days while Mr. Black would take 8 days and Mr. Blue 12 days. After 8 days Mr. Brown goes on vacation and Mr. Black begins to work for a period of 6 days. How many days will it take Mr. Blue to complete the contract?
2.
In simple interest what sum amounts of Rs.1120/- in 4 years and Rs.1200/- in 5 years?
3.
Of a total of 225 employees, 32% are female, 89% of female employees are between the ages of 20 and 35. How many employees are females between the ages of 20 and 35?
4.
Which is the missing number? 5 , 8 , 5 , 11 , 5 , ( ? )
5.
Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job?
6.
If x= y= 2z and xyz = 256 then what is the value of x?
7.
What is A percent of B divided by B percent of A?
8.
If a = 2/3b, b = 2/3c, and c = 2/3d, what part of d is b?
9.
A student divided a number by 2/3 when he required to multiply by 3/2. Calculate the percentage of error in his result?
10.
Find the smallest number in a GP whose sum is 38 and product 1728?
11.
A is able to do a piece of work in 15 days and B can do the same work in 20 days. If they can work together for 4 days, what is the fraction of work left?
12.
Cost price of each of the articles A and B is Rs. 'X'. Article A was sold at a profit of 10% and article B was sold at a profit of 30%. If the overall profit earned after selling both the articles is Rs. 136/-, what is the value of 'X'?
13.
Population of a village increased by 5% from 2007 to 2008 and by 25% from 2005 to 2009. If the population of the village was 480 in 2007, what was its population in 2009?
14.
24% of 150 × 3/4= ?
15.
3/17 of 20% of 510 + 7 = x*x
16.
In the month of March, Hiten spent 45% of his monthly salary on paying bill and rent. Out of the remaining salary, he invested 60% in PPF and the remaining he deposited in bank. He deposited Rs. 15,400 in bank. If in April, he got an increment of 10%, what was his salary in April?
17.
A person covers a certain distance by travelling at a uniform speed of 120 km/h for 90 minutes. At what speed will he have to travel in order to cover the same distance in 1 hour 20 minutes? (in km/h)
18.
In Jar A, 120 litres milk was mixed with 24 litre water. 12 litre of this mixture was taken out and 3 litre water was added. If 27 litre of newly formed mixture is taken out, what will be the resultant quantity of water in the jar? (In litre)
19.
A boat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. What is the speed of the stream? (in km/hr)
20.
Six years ago, the ratio of the ages of Kunal and Sagar was 6 : 5. Four years hence, the ratio of their ages will be 11:10. What is Sagar's present age?
21.
Nine friends- P, Q, R, S, T, U, V, W and X live on nine different floors of a building but not necessarily in the same order. The lower most floor of the building is numbered one, the one above that is numbered two and so on till the topmost floor is numbered nine.Only two persons live below the floor on which V lives. Only one person lives between V and P. W lives on an odd numbered floor but not on floor no. 7. Only two persons live between W and Q. X does not live on the topmost floor. P does not live on the lowermost floor. S lives immediately below R but R does not sit on topmost floor. Neither R nor T live on floor no. 6. U lives immediately above P. How many persons live between the floors on which P and S live?
22.
Nine friends- P, Q, R, S, T, U, V, W and X live on nine different floors of a building but not necessarily in the same order. The lower most floor of the building is numbered one, the one above that is numbered two and so on till the topmost floor is numbered nine.Only two persons live below the floor on which V lives. Only one person lives between V and P. W lives on an odd numbered floor but not on floor no. 7. Only two persons live between W and Q. X does not live on the topmost floor. P does not live on the lowermost floor. S lives immediately below R but R does not sit on topmost floor. Neither R nor T live on floor no. 6. U lives immediately above P. (Same as previous question) Who lives on the floor immediately below V?
23.
Nine friends- P, Q, R, S, T, U, V, W and X live on nine different floors of a building but not necessarily in the same order. The lower most floor of the building is numbered one, the one above that is numbered two and so on till the topmost floor is numbered nine.Only two persons live below the floor on which V lives. Only one person lives between V and P. W lives on an odd numbered floor but not on floor no. 7. Only two persons live between W and Q. X does not live on the topmost floor. P does not live on the lowermost floor. S lives immediately below R but R does not sit on topmost floor. Neither R nor T live on floor no. 6. U lives immediately above P. (Same as previous question) On which of the following floor numbers does X live?
24.
Nine friends- P, Q, R, S, T, U, V, W and X live on nine different floors of a building but not necessarily in the same order. The lower most floor of the building is numbered one, the one above that is numbered two and so on till the topmost floor is numbered nine.Only two persons live below the floor on which V lives. Only one person lives between V and P. W lives on an odd numbered floor but not on floor no. 7. Only two persons live between W and Q. X does not live on the topmost floor. P does not live on the lowermost floor. S lives immediately below R but R does not sit on topmost floor. Neither R nor T live on floor no. 6. U lives immediately above P. (Same as previous question) Who lives on floor numbered five?
25.
The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?