Arithmetic Aptitude MCQ & Objective Questions
Arithmetic Aptitude is a crucial component of many school and competitive exams in India. Mastering this subject not only enhances your mathematical skills but also boosts your confidence in tackling objective questions. Regular practice with MCQs and practice questions helps you identify important questions and improves your exam preparation, ensuring you score better in your assessments.
What You Will Practise Here
Basic arithmetic operations: addition, subtraction, multiplication, and division
Fractions and decimals: conversion and operations
Percentage calculations: increase, decrease, and comparisons
Ratio and proportion: understanding and application
Averages: calculating and interpreting data
Simple and compound interest: formulas and problem-solving
Time, speed, and distance: concepts and related problems
Exam Relevance
Arithmetic Aptitude is a significant topic in various examinations, including CBSE, State Boards, NEET, and JEE. Students can expect questions that test their understanding of basic concepts, calculations, and problem-solving abilities. Common question patterns include direct application of formulas, word problems, and data interpretation, making it essential to practice thoroughly.
Common Mistakes Students Make
Misunderstanding the question requirements, leading to incorrect answers.
Overlooking the order of operations in complex calculations.
Confusing percentages with fractions, resulting in calculation errors.
Neglecting to convert units properly in time, speed, and distance problems.
Failing to apply the correct formula for interest calculations.
FAQs
Question: What are some effective strategies for solving Arithmetic Aptitude MCQs?Answer: Practice regularly, understand the underlying concepts, and familiarize yourself with different question types to enhance your speed and accuracy.
Question: How can I improve my speed in solving Arithmetic Aptitude questions?Answer: Time yourself while practicing and focus on shortcuts and tricks that can simplify calculations.
Start your journey towards mastering Arithmetic Aptitude today! Solve practice MCQs and test your understanding to ensure you are well-prepared for your exams. Your success is just a question away!
Q. What is the present value of a bill of Rs. 10000 due in 6 months if the Banker's Discount is Rs. 500?
A.
Rs. 9500
B.
Rs. 9000
C.
Rs. 8500
D.
Rs. 8000
Show solution
Solution
Present Value = Face Value - Banker's Discount = 10000 - 500 = Rs. 9500
Correct Answer:
A
— Rs. 9500
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Q. What is the present value of a bill of Rs. 25000 due in 4 months with a Banker's Discount of Rs. 500?
A.
Rs. 24500
B.
Rs. 24000
C.
Rs. 25000
D.
Rs. 25500
Show solution
Solution
Present Value = Face Value - Banker's Discount = 25000 - 500 = Rs. 24500
Correct Answer:
A
— Rs. 24500
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Q. What is the present value of a sum of $20000 due in 3 years at a bankers discount of 9%?
A.
$18000
B.
$17000
C.
$16000
D.
$15000
Show solution
Solution
Bankers Discount = (20000 × 9 × 3) / 100 = $5400. Present Value = 20000 - 5400 = $14600.
Correct Answer:
A
— $18000
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Q. What is the present worth of a sum of $8000 due in 2 years if the banker's discount is $640 at 8% per annum?
A.
$7200
B.
$7600
C.
$8000
D.
$8400
Show solution
Solution
Banker's Discount = P × R × T / 100. 640 = P × 8 × 2 / 100. P = $7200.
Correct Answer:
A
— $7200
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Q. What is the product of the first 4 prime numbers?
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Solution
The first 4 prime numbers are 2, 3, 5, and 7. Their product is 2 * 3 * 5 * 7 = 210.
Correct Answer:
A
— 30
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Q. What is the product of the first 5 prime numbers?
A.
30
B.
210
C.
2310
D.
30030
Show solution
Solution
The first 5 prime numbers are 2, 3, 5, 7, and 11. Their product is 2 * 3 * 5 * 7 * 11 = 2310.
Correct Answer:
C
— 2310
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Q. What is the product of the first three prime numbers?
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Solution
The first three prime numbers are 2, 3, and 5. Their product is 2 * 3 * 5 = 30.
Correct Answer:
A
— 30
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Q. What is the simple interest on $1000 at a rate of 5% per annum for 3 years?
A.
$150
B.
$100
C.
$50
D.
$75
Show solution
Solution
Simple Interest = Principal * Rate * Time = 1000 * (5/100) * 3 = $150.
Correct Answer:
B
— $100
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Q. What is the simple interest on a principal of $1200 at a rate of 10% per annum for 5 years?
A.
$600
B.
$500
C.
$400
D.
$300
Show solution
Solution
Simple Interest = Principal × Rate × Time / 100 = 1200 × 10 × 5 / 100 = $600
Correct Answer:
A
— $600
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Q. What is the simple interest on a principal of $1200 at a rate of 9% per annum for 5 years?
A.
$540
B.
$600
C.
$720
D.
$800
Show solution
Solution
Simple Interest = 1200 × 9 × 5 / 100 = $540.
Correct Answer:
A
— $540
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Q. What is the simple interest on a principal of $3000 at a rate of 5% per annum for 2 years?
A.
$200
B.
$300
C.
$400
D.
$500
Show solution
Solution
Simple Interest = 3000 × 5 × 2 / 100 = $300.
Correct Answer:
B
— $300
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Q. What is the simple interest on a principal of $6000 at a rate of 10% per annum for 5 years?
A.
$3000
B.
$2500
C.
$2000
D.
$1500
Show solution
Solution
Simple Interest = 6000 × 10 × 5 / 100 = $3000
Correct Answer:
C
— $2000
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Q. What is the simplified form of (x^3 * x^2)?
A.
x^5
B.
x^6
C.
x^4
D.
x^3
Show solution
Solution
Using the property of indices, a^m * a^n = a^(m+n). Here, x^3 * x^2 = x^(3+2) = x^5.
Correct Answer:
A
— x^5
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Q. What is the square root of 144?
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Solution
The square root of 144 is 12, since 12 * 12 = 144.
Correct Answer:
C
— 12
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Q. What is the square root of 196?
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Solution
The square root of 196 is 14, since 14 * 14 = 196.
Correct Answer:
C
— 14
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Q. What is the square root of 225?
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Solution
The square root of 225 is 15, since 15 * 15 = 225.
Correct Answer:
C
— 15
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Q. What is the square root of 256?
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Solution
The square root of 256 is 16, since 16 * 16 = 256.
Correct Answer:
C
— 16
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Q. What is the square root of 36?
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Solution
The square root of 36 is 6, since 6 * 6 = 36.
Correct Answer:
B
— 6
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Q. What is the square root of 49?
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Solution
The square root of 49 is 7, since 7 * 7 = 49.
Correct Answer:
B
— 7
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Q. What is the square root of 81?
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Solution
The square root of 81 is 9, since 9 * 9 = 81.
Correct Answer:
B
— 9
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Q. What is the sum of the first 10 natural numbers?
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Solution
The sum of the first n natural numbers is given by the formula n(n + 1)/2. For n = 10, the sum is 10(10 + 1)/2 = 10 * 11 / 2 = 55.
Correct Answer:
A
— 45
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Q. What is the surface area of a cube with a side length of 6 cm?
A.
36 cm²
B.
72 cm²
C.
144 cm²
D.
24 cm²
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Solution
Surface Area = 6 * side² = 6 * 6² = 6 * 36 = 216 cm².
Correct Answer:
B
— 72 cm²
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Q. What is the surface area of a sphere with a diameter of 10 cm?
A.
100π cm²
B.
50π cm²
C.
25π cm²
D.
75π cm²
Show solution
Solution
Surface Area = 4πr² = 4π(5)² = 4π(25) = 100π cm².
Correct Answer:
A
— 100π cm²
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Q. What is the time difference between 2:30 PM and 4:15 PM?
A.
1 hour 45 minutes
B.
1 hour 30 minutes
C.
2 hours 15 minutes
D.
2 hours 45 minutes
Show solution
Solution
The time difference is 4:15 PM - 2:30 PM = 1 hour 45 minutes.
Correct Answer:
A
— 1 hour 45 minutes
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Q. What is the time difference between 2:30 PM and 4:45 PM?
A.
1 hour 15 minutes
B.
2 hours 15 minutes
C.
2 hours 30 minutes
D.
1 hour 45 minutes
Show solution
Solution
From 2:30 PM to 4:45 PM is 2 hours and 15 minutes.
Correct Answer:
B
— 2 hours 15 minutes
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Q. What is the time shown on a clock if the angle between the hour and minute hand is 180 degrees?
A.
6:00
B.
3:00
C.
9:00
D.
12:00
Show solution
Solution
At 6:00, the hour hand is at 180 degrees and the minute hand is at 0 degrees. The angle between them is 180 degrees.
Correct Answer:
A
— 6:00
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Q. What is the time shown on a clock if the angle between the hour and minute hands is 180 degrees?
A.
6:00
B.
3:00
C.
9:00
D.
12:00
Show solution
Solution
At 6:00, the hour hand is at 180 degrees and the minute hand is at 0 degrees. The angle between them is 180 degrees.
Correct Answer:
A
— 6:00
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Q. What is the time shown on a clock if the hour hand is at 2 and the minute hand is at 6?
A.
2:30
B.
2:15
C.
2:45
D.
2:00
Show solution
Solution
The minute hand at 6 indicates 30 minutes. Therefore, the time is 2:30.
Correct Answer:
C
— 2:45
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Q. What is the total amount after 2 years if $1000 is invested at a simple interest rate of 6% per annum?
A.
$1120
B.
$1160
C.
$1180
D.
$1200
Show solution
Solution
Simple Interest = (1000 * 6 * 2) / 100 = $120. Total Amount = Principal + Interest = 1000 + 120 = $1120.
Correct Answer:
B
— $1160
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Q. What is the total amount after 2 years if $800 is invested at a simple interest rate of 3% per annum?
A.
$824
B.
$840
C.
$848
D.
$860
Show solution
Solution
Simple Interest = 800 × 3 × 2 / 100 = $48. Total Amount = Principal + Interest = 800 + 48 = $848.
Correct Answer:
C
— $848
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