Vidaara.orgClass 9 · Mathematics
CodeVID-M09-13-CNV-01
Conversion of Units - Assignment
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Section A carries 1 mark each, Section B 2 marks, Section C 3 marks and Section D 5 marks.
- Show all working for Sections B, C and D. Only final answers are given at the end — for full solutions, raise your doubts with your teacher.
Section A — Multiple Choice Questions
5 × 1 = 5 marks
1.
$1$ m $=$
- A.$10$ cm
- B.$100$ cm
- C.$1000$ cm
- D.$10000$ cm
2.
$1$ m$^2$ $=$
- A.$100$ cm$^2$
- B.$1000$ cm$^2$
- C.$10000$ cm$^2$
- D.$10^6$ cm$^2$
3.
$1$ m$^3$ $=$
- A.$10^3$ cm$^3$
- B.$10^4$ cm$^3$
- C.$10^5$ cm$^3$
- D.$10^6$ cm$^3$
4.
$1$ litre $=$
- A.$10$ cm$^3$
- B.$100$ cm$^3$
- C.$1000$ cm$^3$
- D.$10000$ cm$^3$
5.
$1$ cm$^3$ $=$
- A.$1$ mL
- B.$10$ mL
- C.$100$ mL
- D.$1000$ mL
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Convert $2$ m to cm.
7.
Convert $5$ m$^2$ to cm$^2$.
8.
Convert $3$ m$^3$ to cm$^3$.
9.
Convert $2500$ cm$^3$ to litres.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
A tank holds $5$ m$^3$ of water. Express this in litres.
11.
Convert $7500$ cm$^3$ to litres.
12.
Convert $1.5$ m$^2$ to cm$^2$.
13.
A box of volume $2000000$ cm$^3$ — express in m$^3$.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
A cuboidal tank is $2$ m long, $1.5$ m wide and $1$ m deep. Find its capacity in litres.
15.
A cylindrical drum has radius $0.7$ m and height $1$ m. Find its capacity in litres ($\pi=\tfrac{22}{7}$).
Answer Key
Section A — Multiple Choice Questions
- (B) $100$ cm
- (C) $10000$ cm$^2$
- (D) $10^6$ cm$^3$
- (C) $1000$ cm$^3$
- (A) $1$ mL
Section B — Short Answer (2 marks)
- $200$ cm.
- $50000$ cm$^2$.
- $3000000$ cm$^3$.
- $2.5$ L.
Section C — Short Answer (3 marks)
- $5000$ L.
- $7.5$ L.
- $15000$ cm$^2$.
- $2$ m$^3$.
Section D — Long Answer (5 marks)
- $3000$ L.
- $1540$ L.
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