Vidaara.orgClass 4 · Mathematics
CodeVID-M04-07-TIM-01
Time Conversions - 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.
$1$ hour $=$
- A.$30$ min
- B.$60$ min
- C.$100$ min
- D.$24$ min
2.
$1$ minute $=$
- A.$30$ s
- B.$60$ s
- C.$100$ s
- D.$10$ s
3.
$1$ day $=$
- A.$12$ h
- B.$24$ h
- C.$60$ h
- D.$48$ h
4.
$1$ week $=$
- A.$5$ days
- B.$7$ days
- C.$10$ days
- D.$30$ days
5.
Half an hour is:
- A.$15$ min
- B.$30$ min
- C.$45$ min
- D.$60$ min
Section B — Short Answer (2 marks)
4 × 2 = 8 marks
6.
Convert $2$ hours to minutes.
7.
Convert $180$ minutes to hours.
8.
Convert $3$ minutes to seconds.
9.
Convert $2$ days to hours.
Section C — Short Answer (3 marks)
4 × 3 = 12 marks
10.
Convert $1$ h $30$ min to minutes.
11.
Convert $150$ minutes to hours and minutes.
12.
Convert $1$ week $2$ days to days.
13.
Convert $2$ h $15$ min to minutes.
Section D — Long Answer (5 marks)
2 × 5 = 10 marks
14.
A film starts at $4{:}30$ pm and lasts $2$ hours $15$ minutes. When does it end?
15.
A train leaves at $9{:}20$ am and reaches at $12{:}05$ pm. How long is the journey?
Answer Key
Section A — Multiple Choice Questions
- (B) $60$ min
- (B) $60$ s
- (B) $24$ h
- (B) $7$ days
- (B) $30$ min
Section B — Short Answer (2 marks)
- $120$ min.
- $3$ h.
- $180$ s.
- $48$ h.
Section C — Short Answer (3 marks)
- $90$ min.
- $2$ h $30$ min.
- $9$ days.
- $135$ min.
Section D — Long Answer (5 marks)
- $6{:}45$ pm.
- $2$ h $45$ min.
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