Quantitative Reasoning PYQ — Page 3

The sum of all prime numbers less than 20 is:

The sum of digits of a two-digit number is 14 and the difference between the two digits of the number is 2. The product of the two digits of the number is:

Match List-I with List-II | List-I | List-II | |---|---| | (A) The number of different words that can be formed with CUSTOM with the condition that the word should begin with M is ______. | (I) 70 | | (B) The number of different ways in which the letters of the word EXTRA can be arranged so that the vowels are never together is ______. | (II) 45 | | (C) There are 10 points in a plane. No three of these points are in a straight line. The total number of straight line that can be formed by joining the two points is _______. | (III) 72 | | (D) The number of ways a committee of 4 people be chosen out of 8 people is _______. | (IV) 120 | Choose the correct answer from the options given below:

The equations: x + 4y - 3 = 0 and 2x + 8y - 6 = 0 have

If $6x - 10y = 10$ and $\frac{x}{x+y} = \frac{5}{7}$, then (x-y) is equal to:

Two persons A and B appear in an interview for two vacancies. If the probabilities of their selections are 1/4 and 1/6 respectively, then the probability that none of them is selected shall be:

A and B are participating in the same contest, the probability of their winning are $\frac{5}{8}$ and $\frac{1}{4}$ respectively. What is the probability that neither of them will win the contest?

The middle term of the series 4 + 6 + 8 + ..................... + 196 is

Arrange the fractions in decreasing order: (A) $\frac{4}{5}$ (B) $\frac{7}{8}$ (C) $\frac{3}{7}$ (D) $\frac{5}{9}$ Choose the correct answer from the options given below:

If $2^{(x+y)} = 64$ and $128^{(x-y)} = 2$, then what is the value of x?

If the third and ninth terms of an A.P. are 1 and 19 respectively, then the 23rd term will be:

Read the information given below carefully and answer the question that follows: (A) The different ways in which the alphabets of the word BAKERY can be arranged is 720 (B) The number of ways in which the alphabets of the word MACHINE can be arranged so that the vowels will occupy only the odd positions is 576 Choose the correct answer from the options given below:

The present ratio of ages of P and Q is 2:7. Six years ago, this ratio was 1:5. Determine the present age of P?

How many pairs of positive integers e, f satisfy 1/e + 4/f = 1/12 where f is an odd integer less than 60?

If : $a + b + c = 14$ and $a^2 + b^2 + c^2 = 96$, then $(ab + bc + ca)$ is

In an examination, a student scores 3 marks for every correct answer and looses 1 marks for every wrong answer. A student attempted all the 120 questions and scored 320 marks. Find the number of questions, he answered incorrectly.

An integer number is chosen at random from the first 100 integers. What is the probability that the chosen number is a perfect cube?

In how many different ways can the letters of the word OPERATE be arranged?

In an A.P, if $m^{th}$ term is n and the $n^{th}$ term is m, where $m \neq n$, find the $p^{th}$ term.

The pair of linear equations mx + 2y + 3 = 0 and 3x + 6y + 2 = 0 intersect each other, if

A man and his wife appeared for an interview for the two vacancies. If the probability of husband's selection is $\frac{1}{3}$ and the probability of wife's selection is $\frac{1}{5}$, then the probability that none of them will be selected?

Which one of the following statement(s) is/are correct? (A) Every whole number is a natural number. (B) Every natural number is a whole number. (C) Every integer is a whole number. (D) Every rational number is a whole number Choose the correct answer from the options given below:

The value of k, for which the system of equations 3x-ky-20 = 0, and 6x-10y+40 = 0 has no solution, is:

Two dice are thrown simultaneously. What is the probability that 4 will come up on at least one die?