Arithmetic, number systems, percentages, ratios, profit and loss, time and work, algebra, geometry, mensuration, and trigonometry.
A supermarket offers the following discount schemes for buyers.
I. Two successive discounts of 25% and 15%
II. Successive discounts of 35% and 5%
III. A discount of 38%
Which offer is better for the customer?
Either I or III
Only I
Only II
Only III
Correct answer
Either I or III
Two trains with a speed of 80 km/h and 120 km/h, respectively, are 500 km apart and face each other. Find the distance between them 10 minutes before crossing.
72.33 km
33.33 km
63.33 km
52.74 km
Correct answer
72.33 km
The ratio of the third proportional to 16 & 40 and the mean proportional between 10 & 40 is:
5 ∶ 1
1 ∶ 5
4 ∶ 1
1 ∶ 4
Correct answer
5 ∶ 1
Find the HCF of 69, 96 and 99.
3
9
1
6
Correct answer
3
The following bar chart shows the number of students playing various games on a given day. Study the bar chart carefully and answer the question that follows.
The average the number of students playing rugby, hockey, badminton and squash is what percentage of the average number of students playing tennis and football?
60 Percent
30 Percent
50 Percent
45 Percent
Correct answer
60 Percent
A group of men committed to completing a task in 20 days. The work was completed in 40 days because 5 workers did not come for work. Determine the number of men who originally agreed to do the work.
15
10
12
18
Correct answer
15
Rajkumar decides to sell his watch at a discount of 5%. However, his brother purchases it from him and receives an 8% discount. Raj loses Rs.45 in profit as a result of this. What was the watch's marked price?
Rs. 1,500
Rs. 1,410
Rs. 1,430
Rs. 1,560
Correct answer
Rs. 1,500
A shopkeeper claims to sell his articles at ₹20 per kg which cost him ₹23 per kg. But while selling, he uses a false weight and gives only 800 gm instead of 1 kg. What is his profit percentage?
\(8 \frac{17}{23}\)%
\(8 \frac{16}{23}\)%
\(8 \frac{14}{23} \)%
\(8 \frac{15}{23} \)%
Correct answer
\(8 \frac{17}{23}\)%
A man spends 65% of his income. His income increases by 20% and his expenditure also increases by 10%. The percentage of increase in his savings is ________.
38.5%
35.8%
10%
20%
Correct answer
38.5%
A cone-shaped storage tank's height and radius are 9 and 7 feet, respectively. Determine how much liquid the tank can contain.
(Take π = 3.14)
471 cubic feet
450 cubic feet
435.32 cubic feet
461.58 cubic feet
Correct answer
471 cubic feet
Find the LCM of 28 and 92.
464
644
161
322
Correct answer
464
The following bar diagram shows the number of students who opted for the different subjects in the year 2020 and 2021.
What is the sum of the total number of students who opted for different subjects in 2020 and only Geography in 2021?
345
510
150
435
Correct answer
345
The given pie chart shows the percentage of students who enrolled in different hobby classes in a school. The number of students who enrolled in cooking classes is what percentage of those enrolled in dancing classes? (Rounded off to 2 digits after decimal)
92.65%
125.25%
105.56%
104.76%
Correct answer
92.65%
A hall of 10 m length, 5 m width and 6 m height is to be painted (one side only). Determine the total surface area to be painted. (neglect the area of windows and doors)(floor area is NOT to be painted)
300 m2
280 m2
330 m2
230 m2
Correct answer
300 m2
The third proportional of 0.024 and 0.12 is:
0.060
6.000
0.600
0.006
Correct answer
0.060
If x(x - 5) = -1, then the value of x3(x3 - 110) = ?
0
-1
1
2
Correct answer
0
If r = 55, then the value of r(r2 + 3r + 3) is:
105000
176615
175616
175615
Correct answer
105000
Ramu had to select a list of numbers between 1 and 1000 (including both), which are divisible by both 2 and 7. How many such numbers are there?
142
71
97
642
Correct answer
142
Due to fall in manpower, the production in a company decreases by 35%. By what percentage should the working hours be increased to restore the original production?
58.35%
55.83%
53.85%
55.38%
Correct answer
58.35%
The following pie chart shows the population of 7 villages.
If the total population of all the villages together is 50,000 , what is the population of village D?
10000
9000
8500
9500
Correct answer
10000
Solving previous year questions by topic helps identify recurring concepts, question patterns, and frequently asked sub-topics. Attempt each question, review the step-by-step explanation, and note down key formulas or facts for quick revision before the exam.