Quantitative-aptitude Questions Set 196:
If a^2 = b^2 – 1, b > 0, then which of the following is true A=a^4 and B=b^4+1
Solution:
252 can be expressed as a product of prime factors as:
Solution:
The 21st term and 5th term of an arithmetic progression (AP) are in the ratio 3:1. Find the ratio of the 18th term to the 11th term.
Solution:
The diagonal of the floor of a rectangular closet is 7
feet. The shorter side of the closet is 4
feet. What is the area of the closet in square feet?
Solution:
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
Solution:
A man's monthly income is Rs 50,000. He spends 15% of his income on his children's school fees and 50% on household expenses. Find his monthly savings.
Solution:
Three numbers are co-prime to each other, such that the product of the first two is 667 and that of the last two is 1189. Find the difference between the largest and the smallest number.
Solution:
A set of S consists of,
i). All odd numbers from 1 to 55.
ii). All even numbers from 56 to 150.
What is the index of the highest power of 3 in the product of all the elements of the set SS?
Solution:
If I walk at 3 km/h, I miss the train by 2 minutes. However, if I walk at 4 km/h, I reach the station 2 minutes before the train's arrival. What is the distance I need to walk to reach the station?
Solution:
In a class there are seven students (including boys and girls) A, B, C, D, E, F and G. They sit on three benches I, II and III. Such that at least two students on each bench and at least one girl on each bench. C who is a girl student, does not sit with A, E and D. F the boy student sits with only B. A sits on the bench I with his best friends. G sits on the bench III. E is the brother of C.
Which of the following is the group of girls ?
Solution:
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