Mathematics Moderate 2

Mathematics - Moderate 2

Right Mark: 1 Negative Mark: 0.25

Q1: The difference between compound interest and simple interest on ₹8000 for 2 years at 10% is:

80 85 90 95

Q2: The shopkeeper allows 20% discount on a radio. If the selling price is ₹2,400, find the marked price.

₹2,800 ₹3,000 ₹3,200 ₹3,400

Q3: Simplify: √(3/5) × √(15/7)

3/√7 √9/√35 √9/7 3/√5

Q4: Two numbers are in ratio 4:5. If their lcm is 180, find the numbers.

36,45 20,25 40,50 60,75

Q5: One person sold an article for ₹360 at 20% loss. Find cost price.

₹ 400 ₹ 450 ₹ 480 ₹ 500

Q6: The average age of a family of 5 members is 21 years. If the youngest member is 5 years old, what is the average age of the remaining members?

23 24 25 26

Q7: A sum of ₹4000 amounts to ₹5040 in 3 years when invested at compound interest. Find the rate of interest per annum.

5% 6% 7% 8%

Q8: Himanta takes 10 days to finish a work. Tanmay is 50% more efficient than Himanta. Then Tanmay can complete the work working alone in how many days?

5 days 6 days 7 days 8 days

Q9: Average of 40 numbers is 50. One number was wrongly taken as 60 instead of 30. Find correct average.

49.25 49.5 49.75 50.25

Q10: The mean of first 10 natural numbers is:

5 5.5 6 10

Q11: Divide ₹720 among A, B, C in ratio 2:3:7.

120,180,420 144,216,360 180,240,300 150,210,360

Q12: Simplify: √48 + √75

7√3 + 5√3 11√3 9√3 7√3 + 5√3

Q13: Find the compound interest on ₹2500 for 2 years at 8% per annum, if compounded half-yearly.

410 412 420 425

Q14: The average age of 12 students is 20 years. If teacher’s age is included, average increases by 1. Find teacher’s age.

31 32 33 34

Q15: Ram sells 2 articles at ₹990 each, one at 10% profit and the other at 10% loss. His overall result is:

No loss, no gain 1% profit 1% loss 2% loss

Q16: a sum of ₹6000 amounts to ₹7260 in 2 years at compound interest. Find the rate per annum.

10% 12% 15% 20%

Q17: The average of 4 numbers is 20. If the sum of 3 numbers is 54, find the 4th number.

24 26 28 30

Q18: Rumi does 40% of work in 4 days. How long will Rumi take to finish the work alone?

8 days 10 days 12 days 15 days

Q19: One boat goes 20 km downstream in 2 hours and returns upstream in 4 hours. Find the speed of the boat in still water.

6 km/h 7 km/h 7.5 km/h 9 km/h

Q20: One train 200 m long crosses a platform 300 m long in 25 seconds. Find the speed of the train.

54 km/h 72 km/h 36 km/h 45 km/h

Time Left: --:--

Question Palette:

Not Visited

Answered

Not Answered

Marked for Review