Free Maths MCQs for Rajasthan SI
Practice 20 free Maths multiple choice questions for Rajasthan SI exam. Instant answers with explanations in Hindi and English.
Strengthen your Maths knowledge with focused MCQ practice. Every question is sourced from real Rajasthan exam patterns. Switch between Hindi and English, review explanations, and track your progress.
Rajasthan SI — Maths
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
The length and breadth of a rectangle are in the ratio 3:2. If its perimeter is 20 cm, find its area.
Question 2 of 20
A boy goes to school at a speed of 3 km/h and returns to the village at a speed of 2 km/h. If he takes 5 hours in all, what is the distance between the village and the school?
Question 3 of 20
The difference between Compound Interest and Simple Interest on a sum for 2 years at 10% per annum is Rs 65. Find the sum.
Question 4 of 20
If the cost price of 12 articles is equal to the selling price of 15 articles, find the loss percentage.
Question 5 of 20
The ratio of present ages of A and B is 4:5. After 5 years, their ages will be in the ratio 5:6. What is A's present age?
Question 6 of 20
The incomes of A and B are in the ratio 5:4 and their expenditures are in the ratio 3:2. If each saves ₹800, what is the income of A?
Question 7 of 20
A shopkeeper marks his goods 40% above the cost price and gives a discount of 20%. Find his profit percentage.
Question 8 of 20
A bag contains ₹1, 50-paise, and 25-paise coins in the ratio 3:4:5. If the total value of these coins is ₹125, find the number of 50-paise coins.
Question 9 of 20
If a shopkeeper sells an item at a 15% profit instead of a 21% profit, he earns Rs 24 less. What is the cost price of the item?
Question 10 of 20
The price of sugar is increased by 20%. By what percent must a family reduce its consumption so that the expenditure remains the same?
Question 11 of 20
The average age of 30 students in a class is 15 years. If the teacher's age is included, the average age becomes 16 years. What is the age of the teacher?
Question 12 of 20
If 12 men can complete a piece of work in 20 days, how many days will 15 men take to complete the same work?
Question 13 of 20
What number should be added to each of 6, 14, 18, and 38 so that the resulting numbers are in proportion?
Question 14 of 20
Two trains 100m and 120m long are moving in opposite directions at 50 km/h and 40 km/h respectively. Time taken to cross each other is?
Question 15 of 20
In how many years will a sum of money double itself at 10% per annum simple interest?
Question 16 of 20
Rs. 800 amounts to Rs. 920 in 3 years at simple interest. If the interest rate is increased by 3%, it would amount to how much?
Question 17 of 20
In a pie chart, if the total annual expenses are Rs 72000, and the central angle for Education is 60°, find the expense on Education.
Question 18 of 20
The difference between a two-digit number and the number obtained by interchanging its digits is 36. What is the difference between the digits of the number?
Question 19 of 20
A milkman mixes 10% water in pure milk. If he sells the mixture at the cost price of pure milk, his profit percentage is:
Question 20 of 20
The average of 50 numbers is 36. It was later found that a number 48 was wrongly read as 23. Find the correct average.
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