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Mathematics · Self Assessment

Practice Test: Why Do We Need Mathematics?

An online practice paper covering "Why Do We Need Mathematics in Daily Life?" — multiple choice, true/false, fill-in-the-blank, column matching, and short answer, all auto-graded instantly.

EDUSAMBAM Editorial Team · 45 questions · 100 marks · Instant self-assessment·Last updated: November 2026

Questions

100

Marks

Sections

100%

Auto-Graded

Section	Questions	Marks Each	Total
A — Multiple Choice	15	2	30
B — True / False	10	2	20
C — Fill in the Blank	10	2	20
D — Column Matching	5 pairs	2	10
E — Short Answer	5	4	20
Total	45	—	100

Fill-in-the-blank and short-answer questions are checked automatically against accepted answers — exact wording doesn't need to match, but the key term should be present.

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Section A — Multiple Choice

30 marks

15 questions · 2 marks each.

1.Ali buys 3 pens at Rs 45 each and pays with Rs 200. How much change should he get?Basic2 pts

A. Rs 65

B. Rs 55

C. Rs 75

D. Rs 155

2.A recipe for 4 people needs 300 g of flour. How much flour is needed for 6 people?Basic2 pts

A. 350 g

B. 400 g

C. 450 g

D. 600 g

3.A shirt costs Rs 800 and is sold with a 25% discount. What is the sale price?Basic2 pts

A. Rs 200

B. Rs 700

C. Rs 775

D. Rs 600

4.A car travels 120 km in 2 hours. What is its average speed?Basic2 pts

A. 240 km/h

B. 60 km/h

C. 122 km/h

D. 30 km/h

5.A 5 kg bag of rice costs Rs 1100 and a 2 kg bag costs Rs 480. Which is the better value?Intermediate2 pts

A. The 2 kg bag, at Rs 220 per kg

B. The 5 kg bag, at Rs 240 per kg

C. The 5 kg bag, at Rs 220 per kg

D. Both are exactly the same value

6.A family earns Rs 40 000 a month and spends 35% of it on rent. How much is the rent?Intermediate2 pts

A. Rs 14 000

B. Rs 1400

C. Rs 35 000

D. Rs 15 000

7.A train leaves at 9:40 am and arrives at 1:15 pm. How long is the journey?Intermediate2 pts

A. 3 hours 25 minutes

B. 3 hours 35 minutes

C. 4 hours 35 minutes

D. 4 hours 25 minutes

8.A patient takes 5 ml of medicine three times a day for 7 days. How much medicine is needed in total?Intermediate2 pts

A. 105 ml

B. 35 ml

C. 15 ml

D. 21 ml

9.A room is 5 m by 4 m. Each tile covers 0.25 m². How many tiles are needed to cover the floor?Intermediate2 pts

A. 20

B. 40

C. 80

D. 100

10.The exchange rate is 1 US dollar = Rs 280. How many rupees are equal to 5 US dollars?Intermediate2 pts

A. Rs 285

B. Rs 1400

C. Rs 56

D. Rs 14 000

11.Rs 10 000 is invested at 5% simple interest per year. How much interest is earned in 2 years?Advanced2 pts

A. Rs 500

B. Rs 5000

C. Rs 1000

D. Rs 1050

12.A student scores 60, 70, 80 and 90 in four tests. What is the mean mark?Advanced2 pts

A. 75

B. 70

C. 80

D. 300

13.A recipe needs 0.5 L of milk and a measuring cup holds 250 ml. How many cupfuls are needed?Advanced2 pts

A. 1

B. 4

C. 5

D. 2

14.A car uses 8 litres of fuel for every 100 km. How much fuel does it use for 250 km?Advanced2 pts

A. 8 litres

B. 20 litres

C. 16 litres

D. 25 litres

15.On a map, 1 cm represents 5 km. Two towns are 4.5 cm apart on the map. What is the real distance?Advanced2 pts

A. 9 km

B. 20 km

C. 225 km

D. 22.5 km

Section B — True / False

20 marks

10 questions · 2 marks each.

16.Understanding percentages helps you decide whether a discount is a good deal.Basic2 pts

True

False

17.Mathematics is only needed by scientists and engineers.Basic2 pts

True

False

18.A larger pack is always cheaper per kilogram than a smaller pack.Intermediate2 pts

True

False

19.Estimating the total cost before paying can help you notice a billing mistake.Intermediate2 pts

True

False

20.Reading a bus timetable involves working with time.Basic2 pts

True

False

21.A 20% discount followed by another 20% discount is the same as a 40% discount.Advanced2 pts

True

False

22.If you save Rs 500 each month, you will have saved Rs 5000 after one year.Intermediate2 pts

True

False

23.To double a recipe you double the amount of every ingredient.Intermediate2 pts

True

False

24.Interest on a loan increases the total amount that you have to repay.Intermediate2 pts

True

False

25.If a price rises by 10% and then falls by 10%, it returns exactly to the original price.Advanced2 pts

True

False

Section C — Fill in the Blank

20 marks

10 questions · 2 marks each. Type the missing word or term.

26.15% of 200 = ______Basic2 pts

27.Six notebooks cost Rs 35 each. The total cost is Rs ______.Basic2 pts

28.A journey of 150 km at an average speed of 50 km/h takes ______ hours.Intermediate2 pts

29.If 1 US dollar = Rs 280, then 3 US dollars = Rs ______.Intermediate2 pts

30.Rs 1000 earns 10% simple interest for one year. The interest is Rs ______.Intermediate2 pts

31.The mean of 4, 6 and 8 is ______.Intermediate2 pts

32.A 50% discount on Rs 900 gives a sale price of Rs ______.Basic2 pts

33.To compare the prices of two different-sized packs fairly, you should work out the price per ______.Advanced2 pts

34.Planning how much money to spend and how much to save each month is called ______.Intermediate2 pts

35.Finding a rough, approximate answer before calculating exactly is called ______.Advanced2 pts

Section D — Column Matching

10 marks

Use the ▲ ▼ buttons to reorder Column B until each row lines up with the correct term in Column A. 2 marks per correct pair.

36–40.Match each everyday situation to the mathematics skill it uses.Advanced10 pts

Column A

Sharing a restaurant bill equally among friends

Working out the price after 30% off

Finding when a 2 hour 40 minute journey ends

Making a recipe for more people

Finding a typical exam score for a class

Column B

Division

Time calculation

Percentages

Ratio and proportion

Mean (average)

Section E — Short Answer

20 marks

5 questions · 4 marks each. Answer in one or two sentences.

41.A phone costs Rs 24 000 and is sold with a 15% discount. Find the sale price. Show your working.Advanced4 pts

42.Explain why comparing the price per kilogram is fairer than comparing the total prices of two packs.Intermediate4 pts

43.Give two examples from daily life where you use mathematics and name the skill used in each.Intermediate4 pts

44.Meena earns Rs 30 000 a month and saves 20% of it. How much does she save in one year?Advanced4 pts

45.Why is it important to check a calculator answer by estimating it first?Intermediate4 pts

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