20016

Question

{{{question}}}

Worked Solution

{{{workedSolution}}}

Variant 0

DifficultyLevel

625

Question

Dawn takes 4 minutes 15 seconds to swim 200 metres in the pool.

Murray swims the same distance in 2 minutes 25 seconds.

If they start at the same time, how long after Murray finishes will Dawn finish?

Worked Solution
Extra time = 4m 15s −- 2m 25s
= 2m 15s −- 25s
= 1 minute 50 seconds

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Dawn takes 4 minutes 15 seconds to swim 200 metres in the pool. Murray swims the same distance in 2 minutes 25 seconds. If they start at the same time, how long after Murray finishes will Dawn finish?
workedSolution
||| |-:|-| | Extra time| = 4m 15s $-$ 2m 25s| ||= 2m 15s $-$ 25s| ||= {{{correctAnswer}}}|
correctAnswer
1 minute 50 seconds

Answers

Is Correct?Answer
✓

1 minute 50 seconds

x

2 minutes 10 seconds

x

2 minutes 50 seconds

x

6 minutes 40 seconds

Variant 1

DifficultyLevel

623

Question

Mike takes 2 minutes 35 seconds to walk 1 lap of the running track.

Jordan runs 1 lap of the same track in 55 seconds.

If they start at the same time, how long after Jordan finishes will Mike finish his lap?

Worked Solution

2 minutes 35 seconds −- 55 seconds
= 2 minutes −- 20 seconds
= 1 minute 40 seconds

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Mike takes 2 minutes 35 seconds to walk 1 lap of the running track. Jordan runs 1 lap of the same track in 55 seconds. If they start at the same time, how long after Jordan finishes will Mike finish his lap?
workedSolution
sm_nogap 2 minutes 35 seconds $-$ 55 seconds
>>|| |-| |= 2 minutes $-$ 20 seconds| |= {{{correctAnswer}}}|
correctAnswer
1 minute 40 seconds

Answers

Is Correct?Answer
✓

1 minute 40 seconds

x

2 minutes 20 seconds

x

2 minutes 40 seconds

x

3 minutes 30 seconds