2018Quantitative Aptitude
If median and mean of the first 10 prime numbers are M and m, respectively, then
GS Paper II (CSAT)
Study the subject as one continuous question paper, or narrow it to a particular year.
If median and mean of the first 10 prime numbers are M and m, respectively, then
A right angled tringle having hypotenuses 25 cm and sides are in the ratio 3 : 4 is made revolve about its hypotenuse. The volume of the double cone so formed is
Which number should be in the place of the question mark in the following?
\(\frac{{\sqrt ? }}{{19}} = 4\)
The length, breadth, and height of a room are 12 m, 4 m, and 3 m, respectively. A man wants to put rods of lengths 14 m, 12 m, 13 m, and 15 m in the room. Maximum number of rods which he can put in the room is
10 women can complete a work in 7 days and 10 children take 14 days to complete the same work. How many days will 5 women and 10 children take to complete the wok?
A student has to secure 45% of marks to pass en examinaon. He gets only 50 marks and fails by 4 marks. The maximum marks is -
If x, y, z are positive integers such that x : y = 1 : 2 and y : z = 3 : 5, then which one of the following will be possibly divisible by value of 5x – 3y + z?
The relationship that exists between 3 and 11 will exist between 7 and
The proportion of various items in a pie diagram is directly proportional to the
If 20% of (X + Y) = 50% of (X – Y), then X : Y is equal to
The average age of a husband and his wife was 23 years at time of their marriage, After 5 years, they have a one-year-old child. The average age of the family now is
A father is nine times as old as his son and the mother is eight times as old as the son. The sum of father's and mother's age is 51 years. What is the age of the son?
Consider the following statements:
1. x + 3 is a factor of x3 + 2x2 + 3x + 8
2. x – 2 is a factor of x3 + 2x2 + 3x + 8
Which of the statements given above is/are correct?Three sides of an isosceles triangle are represented by x + 1, 9 – x and 5x – 3. How many such triangles are possible?
A person bought apples at the rate of 25 apples in Rs. 20 and sold them at the rate of 20 apples in Rs. 25. Profit in percentage is
A certain sum of money in three years becomes thrice on compound interest. In how many years it will be 9 times?
Five clocks ring at an interval of 3, 4, 5, 6 and 7 seconds respectively. After how much time they will ring together once they ring together at same time?
The age of 'E' is thrice the age of 'S'. To find out the difference in their ages, which of the following information is/are sufficient?
I. After five years the ratio of their ages would be 5 ∶ 9.
II. Before ten years, the ratio of their ages was 3 ∶ 1.
Consider the following numbers:
1. Every irrational number is a real number.
2. Every real number is a rational number.
3. Every rational number is a real number.
4. Every integer is a real number.
Which of the above statements are correct?
The lower and upper limits of a class, in a frequency distribution are 10 and 40 respectively, then the mid point of that class is