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Topic-wise MCQs across Aptitude, Reasoning, General Knowledge, Computer Science, and more — designed for SSC, UPSC, IBPS, placements, and interviews.
Latest Questions
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A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. If 5 balls are picked up at random, what is the probability that at least one is blue?
Aptitude Probability Difficulty: Hard
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At what time between 5.30 and 6 will the hands of a clock be at right angles?
Aptitude Clock Difficulty: Hard
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In a $800 \text{ metre}$ race, $A$ defeated $B$ by $15 \text{ seconds}$. If $A$'s speed was $8 \text{ km/hr}$, the speed of $B$ was
Aptitude Races and Games Difficulty: Medium
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In a 100 m race, A beats B by 10 m and C by 13 m. In a race of 180 m, B will beat C by
Aptitude Races and Games Difficulty: Medium
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Four horses are tethered at four corners of a square plot of side $63\text{ metres}$ so that they just cannot reach one another. The area left ungrazed is
Aptitude Area Difficulty: Medium
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Two circular wheels of the same radius $r$ have their central hubs at a distance of $a$ from one another. The minimum length of a fan belt which will pass around both the wheels is
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Aptitude Area Difficulty: Medium
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Four equilateral triangles are described on the four sides of a rectangle with perimeter 12 cm. If the sum of the areas of the four triangles is $10\sqrt{3}$ cm$^2$, what is the area of the rectangle?
Aptitude Area Difficulty: Medium
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The diagonal of a rectangle is $\sqrt{41}$ cm and its area is 20 sq. cm. The perimeter of the rectangle must be
(Hotel Management, 2002)
Aptitude Area Difficulty: Medium
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Boat A travels downstream from Point X to Point Y in $3$ hours less than the time taken by Boat B to travel upstream from Point Y to Point Z. The distance between X and Y is $20$ km, which is half of the distance between Y and Z. The speed of Boat B in still water is $10$ km/h and the speed of Boat A in still water is equal to the speed of Boat B upstream. What is the speed of Boat A in still water? (Consider the speed of the current to be the same.) [RBI Gr. 'B' (Phase I) Exam, 2015]
Aptitude Boats and Streams Difficulty: Hard
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A motorboat in still water travels at a speed of $36$ km/hr. It goes $56$ km upstream in $1$ hour $45$ minutes. The time taken by it to cover the same distance down the stream will be
Aptitude Boats and Streams Difficulty: Hard
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$A$ and $B$ walk around a circular track. They start at 8 a.m. from the same point in the opposite directions. $A$ and $B$ walk at a speed of $2$ rounds per hour and $3$ rounds per hour respectively. How many times shall they cross each other before 9.30 a.m.?
Aptitude Time and Distance Difficulty: Easy
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A person travels 285 km in 6 hours in two stages. In the first part of the journey, he travels by bus at the speed of 40 km per hour. In the second part of the journey, he travels by train at the speed of 55 km per hour. How much distance did he travel by train?
Aptitude Time and Distance Difficulty: Medium
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Directions: Each of the questions given below consists of a question followed by three statements. You have to study the question and the statements and decide which of the statement(s) is/are necessary to answer the given question.
A, B and C together start a business with a total investment of ₹ 15,000. At the end of the year, the total profit is ₹ 3000. What is A's share in the profit?
I. A's contribution is $\frac{3}{2}$ times B's.
II. B's contribution is twice that of C.
III. A's contribution is thrice that of C.
Verbal Reasoning Data Sufficiency Difficulty: Easy
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Two partners invested ₹ 125000 and ₹ 85000 respectively in a business. They distribute 60% of the profit equally and decide to distribute the remaining 40% as the interest on their capitals. If one partner received ₹ 3000 more than the other, the total profit is
Aptitude Partnership Difficulty: Medium
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A man purchases two clocks A and B at a total cost of ₹ 650. He sells A with 20% profit and B at a loss of 25% and gets the same selling price for both the clocks. What are the purchasing prices of A and B respectively?
Aptitude Profit and Loss Difficulty: Easy
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By selling an article for ₹ 100, a man gains ₹ 15. Then, his gain % is
Aptitude Profit and Loss Difficulty: Easy
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$(23.6\%$ of $1254) - (16.6\%$ of $834) = $x$
Aptitude Percentage Difficulty: Hard
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If the square of a two-digit number is reduced by the square of the number formed by reversing the digits of the number, the final result is
Aptitude Problems on Numbers Difficulty: Medium
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$\frac{\sqrt{7} + \sqrt{5}}{\sqrt{7} - \sqrt{5}}$ is equal to
Aptitude Square Root and Cube Root Difficulty: Easy
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A man has one-rupee, 5-rupee and 10-rupee currency notes of worth ₹ 480.
If the number of notes of each denomination be same, then the total number of notes will be
Aptitude Simplification Difficulty: Easy
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If each child is given 10 sweets, there are 3 sweets left over. But if each is given 11, then the number of sweets is 4 less. Find the number of sweets.
Aptitude Simplification Difficulty: Medium
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The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2004, the price of commodity X was ₹ 4.20 and that of Y was ₹ 6.30, in which year commodity X will cost 40 paise more than the commodity Y?
Aptitude Decimal Fraction Difficulty: Medium
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If $\frac{144}{0.144} = \frac{14.4}{x}$, then the value of $x$ is
Aptitude Decimal Fraction Difficulty: Medium
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The L.C.M. of $\frac{3}{4}, \frac{6}{7}, \frac{9}{8}$ is
Aptitude HCF and LCM Difficulty: Easy
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If $(67^{67} + 67)$ is divided by $68$, the remainder is
Aptitude Number System Difficulty: Medium
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