Mathematics · Basic Arithmetic & Number Systems · page 2 of 9

Units & Conversions MCQs with Answers

Includes 12 past paper MCQs (marked).

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Units & Conversions MCQs (11–20)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

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11.
Past Paper MCQ
1 kilometer is equal to how many centimeters?
Correct Answer: C. $100{,}000$ cm
One-liner
1 kilometer is equal to $100{,}000$ centimeters.
12.
A million has how many zeros?
Correct Answer: B. 6
One-liner
A million has 6 zeros, written as $1{,}000{,}000$.
13.
How many millimeters are there in $7.2$ centimeters?
Correct Answer: B. $72$ mm
One-liner
Since $1$ cm $= 10$ mm, multiplying gives $7.2 \times 10 =$ $72$ mm.
14.
1 meter equals how many inches?
Correct Answer: C. 39.370 inches
One-liner
1 meter equals 39.370 inches.
15.
Litre is the standard unit of _?
Correct Answer: C. Capacity
One-liner
Litre is the standard unit of capacity (volume of liquids).
16.
$45\text{ g} + 12\text{ mg} =$ _?
Correct Answer: A. $45012\text{ mg}$
One-liner
$45\text{ g} + 12\text{ mg} = 45000\text{ mg} + 12\text{ mg} =$ $45012\text{ mg}$.
17.
How many feet are there in 7 meters, given that $1 \text{ meter} = 3.281 \text{ feet}$?
Correct Answer: A. $22.967$
One-liner
The number of feet in 7 meters is $22.967$.
18.
How many hours are there in 2700 minutes?
Correct Answer: B. $45$ hours
One-liner
2700 minutes is equal to $45$ hours.
19.
One inch is equal to how many centimeters?
Correct Answer: A. $2.54$ cm
One-liner
One inch is equal to $2.54$ cm.
20.
A pencil costs 50 paise. How many pencils can you buy with 5 rupees?
Correct Answer: C. $10$
One-liner
With 5 rupees, you can buy 10 pencils.