Quantitative Ap...

Ram, Rahul and Rohit can do a certain work in 10 days, 6 days and 12 days respectively. Ram and Rahul work alternately for six days and the remaining work is completed by Rohit alone. Find the total time taken to complete the work.

Two persons A and B are standing diametrically opposite on a circular track with radius 3.5 units. They start running in opposite direction and on the circular track and their speeds are 4 units/min and 7 units/min respectively. Every time they meet each other they take rest for half a minute, and then they start running at twice the original speed. In five minutes how many times will they take rest together?

Divya has Rs.4 consisting of 25 paise, 10 paise and 5 paise coins. If she has 35 coins and the number of 25 paise coins is half the number of 5 paise coins, then determine the number of 25 paise coins

The sides of a rectangle are whole numbers, both greater than 2. Which of the following cannot be the area of the rectangle?

JoJo, Julie and Juhi are three students in class IX. These three students have been allotted the task of making the farewell arrangements to be given to class X. Three of them together take one-third the time taken by Julie alone to make the arrangements, which is also 6 days less than Juhi alone would have taken. Also, ratio of times taken by Julie and JoJo is 4:5. How long do the three of them together take to finish the arrangements?

Ketan sold his bicycle at 25% loss. Had he sold at 10% profit, he would have got Rs.420 more. At what price did he sell his bicycle?

A, B and C invest in a partnership in the ratio 6 : 11 : 13. If the ratio of their returns is 30: 11: 26, then find the ratio of their investment periods.

The washing powder which used to cost Rs.35 per kg now costs Rs.42 per kg. By how much percentage should a family reduce its use, to keep the expenditure same?

The average weight of three men A, B and C is 84 kg. Another man ‘D’ joins the group and the average now becomes 80 kg. If another man ‘E’, whose weight is 3 kg more than that of ‘D’, replaces ‘A’, then the average weight of B, C, D and E becomes 79 kg. The weight of ‘A’ is:

Direction: These questions are based on the information given below:

Each question is followed by two statements, I and II. Answer each question using the following instructions:

Choose [1], if the question can be answered by using one of the statements alone but cannot be answered using the other statement alone.

Choose [2], if the question can be answered by using either statement alone.

Choose [3], if the question can be answered using both statements together, but cannot be answered using either statement alone.

Choose [4], if the question cannot be answered using both statements together.