List of top Quantitative Aptitude Questions

How many different ways can 2 students be seated in a row of 4 desks, so that there is always at least one empty desk between the students?
Three groups A, B and C are contesting for position on the Board of Directors of a company. The probabilities of their winning are 0.5, 0.3 and 0.2 respectively. If the group A wins the probability of introducing a new position is 0.7 and the corresponding probabilities for group B and C are 0.6 and 0.5 respectively. The probability that a new position introduced is
A biased coin with probability p\(;\) 0\(<\)p\(<\)1 of head is tossed until a head appears for the first time. If the probability that the number of tosses required is even is \(\frac{2}{5}\), then p equals to
In a rectangular coordinate system, triangle ABC is drawn so that one side of the triangle connects two points on the y axis, A(0, 2) and B(0, -4). If point C has coordinates (c, 0) and the area of ABC is 21, then C =
What should come in place of question mark\((?)\)in the following questions?
\(33.3 + 3.03 + 0.03 + 30.03 + 0.003 + 303 = ?\)
Solve the following:-
\(5389 + 4172 – 3868 – ? = 2456 + 1130\)
Solve the following:-
(23)23 × (23)–19 =?
Solve the following:-
(8.83% of 228) – (2.65% of 104) =?
Solve the following:-
\(3870 ÷ ? = 516\)
Solve the following:-
\([(156)^2 ÷ 8 × 36] ÷ ? = 117 × 24\)
Which of the following must equal zero for all real numbers x?
(I). x3-x2
(II). x0
(III). x1
If the digit in the unit’s place of a two-digit number is halved and the digit in the ten’s place is doubled, the number thus obtained is equal to the number obtained by interchanging the digits. Which of the following is definitely true?
What should come in place of question mark (?) in the following questions?
\((9.75\% \text{ of } 316) - (3.82\% \text{ of } 120) = ?\)
What should come in place of question mark\((?)\)in the following questions?
\(\frac{5339}{?} = 562\)
What should come in place of question mark\((?)\)in the following questions?
\((56.23+93.96+17.81\div6=?\)
What is 25% of 45% of 4/9th of 4540?
If a boy can throw a cricket ball 100 m, then the time required for the ball to touch the ground is
The ages of Shauna and Imam are in the ratio of 7:3 respectively. After 9 years the ratio of their ages will be 4:3. What is the age of Imam?
Sneh’s age is \(\frac{1}{6}^{th}\) of her father’s age. Sneh’s father’s age will be twice of Vimal’s age after 10 years. If Vimal’s eighth birthday was celebrated two years before, then what is Sneh’s present age?
In a forest there are as many Santa Trees as there are Ajanta Trees. One-fourth of all the tree are old. One-half of the total trees are in flowering stage. Which of the following statement is true?
Vineet calculates his profit percentage on the selling price whereas Roshan calculates his profit on the cost price. They find that the difference of their profits is Rs. 275. If the selling price of both of them are the same, and Vineet gets 25\(\%\) profit and Roshan gets 15\(\%\) profit, then find their selling price.
A dishonest dealer claims to sell his goods at 20% discount, but uses a weight of 800 grams for weighing 1 kilogram of goods. What is the profit or loss being made by the dealer?
A sum of money is divided among A,B,C and D in the ratio of 3:7:9:13 respectively. If the share of B is Rs 9,180 more than the share of A, then what is the total amount of money of A and C together?
A man borrows Rs. 4,000 at 20\(\%\) compound rate of interest. At the end of each year he pays back Rs. 1,500. How much amount should he pay at the end of the third year to clear all his dues?
How many different subsets of the set {10, 14, 17, 24} are there that contain an odd number of elements?