List of top Quantitative Ability and Data Interpretation Questions

Area of a square natural lake is 50 sq. kms. A diver wishing to cross the lake diagonally, will have to swim a distance of
In a school drill, a number of children are asked to stand in a circle. They are evenly spaced and the 6th child is diametrically opposite the 16th child. How many children are made to stand in the circle?
In a factory, each day the expected number of accidents is related to the number of overtime hour by a linear equation. Suppose that on one day there were 1000 overtime hours logged and 8 accidents reported and on another day there were 400 overtime hours logged and 5 accidents. What is the expected number of accidents when no overtime hours are logged?
The average of nine numbers is M and the average of three of these is P. If the average of remaining numbers is N, then
Consider the following piecewise definition of the function f.
\(f(x) =   \begin{cases}   3-x,\,\,\,if & \quad x≤0\\     x^2 +2,\,if & \quad x≥0  \end{cases}\)
Evaluate f(-3).
Inside a triangular park, there is a flower bed forming a similar triangle. Around the flower bed runs a uniform path of such a width that the sides of the park are exactly double the corresponding sides of the flower bed. The ratio of areas of the path to the flower bed is:
The intersection of two cubes cannot be
The table below shows the temperatures in degrees Fahrenheit in a city over one week. If m represents the median temperature, f represents the temperature that occurs most often, and a represents the average (arithmetic mean) of the seven temperatures, which of the following is the correct order of m, f, and a?
          Noontime Temperature
MonTueWedThuFriSatSun
66787569787770
In 4 years, the SI on a certain sum of money is of the principal. What is the annual rate of interest?
Any traveled \(\frac{4}{7^{th}}\) as many miles on foot as by water and \(\frac{2}{5^{th}}\) as many miles on horse back as by water. If she covered a total of 3036 miles, how many miles did she travel in each manner: water, foot and horseback?
A crew can row 10 miles in \(\frac{5}{6}\) th of an hour down-stream and 12 miles upstream in 90 minutes. Find the current's rate and crew's rate in still water.
There are 6 tickets to the theater, four of which are for seats in the front row. 3 tickets are selected at random. What is the probability that two of them are for the front row?
When a heap of pebbles is grouped in 32, 40 or 72 it is left with remainders of 10, 18 or 50 respectively. What is the minimum number of pebbles that the heap contains?
Each of the series S1=2+4+6+......... and S2=3+6+9+......... is continued to 100 terms. Find how many terms are identical.
Fill in '+' or '-' sign in between these numbers so that they give the correct answer. \(1\, 2^3\,\,3^3 \, \,1\,\,4^3=31\)
Complete the series 1, 6, 6, 36, 216, .....
128 players start in the men's single at a tennis tournament, where this number reduces to half on every succeeding round. How many matches are played totally in the event?
What year comes next in the sequence 1973, 1979, 1987, 1993, 1997, 1999 ......... ?
A man earns Rs 20 on the first day and spends Rs 15 on the next day. He again earns Rs 20 on the third day and spends Rs 15 on the fourth day. If he continues to save like this, how soon will he have Rs 60 in hand?
A difference between two numbers is 1365, when larger number is divided by the smaller one, the quotient is 6 and the remainder is 15. What is the smaller number?
A boy was asked to multiply a certain number by 53. He multiplied it by 35 and got his answer less than the correct one by 1206. Find number to be multiplied.
What will be the sum of two numbers?
I. Among the two numbers, the bigger number is greater than the smaller number by 6.
II. 40 % of the smaller number is equal to 30 % of the bigger number.
III. The ratio of half of the bigger number to one third of the smaller number is 2 : 1.
The no. plate of a bus had peculiarity. The bus number was a perfect square. It was also a perfect square when the plate was turned upside down. The bus company had only five hundred buses numbered from 1 to 500. What can be the number?
Recently my brother and I played chess form chocolates. Who ever lost the game gave the other a chocolate. After the last game we counted the chocolates. I had 20 more chocolates than I started with, although he won 7 games. There is no draw. How many games did we play?
Study the series carefully 'B 8 4 C R M 9 P D K W F A 2 E J 7 X U Q H L T Y 6 G S'. If it is possible to make a meaningful word with the ninth, the sixteenth, the twenty-fourth and the twenty-seventh letters from the left in the above series, which of the following will be the first letter of the word? If no such word can be made, give 'X' as an answer. If more than one such word can be made, give 'M' as an answer.