There are 240 balls and n number of boxes B1, B2, B3, …, Bn. The balls are to be placed, in the boxes such that should contain 4 balls more than B2, B2 should contain: 4 balls more than B3, and so on. Which one of the following cannot be the possible value of n? A. 4B. 5C. 6D. 7
The diameters of two circular coins are in the ratio of 1:3. The smaller coin is made to roll around the bigger coin till it returns to the position from where the process of rolling started. How many times the smaller coin rolled around the bigger coin? A. 9B. 6C. 3 D. 1.5
In how many ways can four children be made to stand in a line such that two of them, A and B are always together? A. 6B. 12C. 18D. 24
In an examination, there are three subjects A, B and C. A student has to pass in each subject. 20% students failed in A, 22% students failed in B and 16% failed in C. The total number of students passing the whole examination lies between A. 42% and 84%B. 42% and 78%C. 58% and 78% D. 58% and 84%
How many times are an hour hand and a minute hand of a clock at right angles during their motion from 1.00 p.m. to 10.00 p.m.? A. 9B. 10C. 18 D. 20
A man fills a basket with eggs in such a way that the number of eggs added on each successive day is the same as the number already present in the basket. This way the basket gets completely filled in 24 days. After how many days the basket was 1/4th full? A. 6B. 12C. 17D. 22
The difference between the simple interest received from two banks on Rs. 500 for two years is Rs. 2-50. What is the difference between their rates?. A. 0.25% B. 0.5%C. 1%D. 2.5%
A candidate attempted 12 questions and secured full marks in all of them. If he obtained 60% in the test and all questions carried equal marks, then what is the number of questions in the test? A. 36B. 30C. 25D. 20
16 men build a house in 10 days. How much time will it take 8 men to do this work? A. 25 daysB. 20 daysC. 30 daysD. 32 days