Step: 1

The conversion is from smaller to larger unit, so divide.

Step: 2

60 seconds = 1 minute

[Conversion from second to minute.]

Step: 3

540 seconds = (540 60 ) minutes

[Divide 540 seconds by 60 seconds, to convert into minutes.]

Step: 4

= 9 minutes

[Simplify]

Step: 5

So, 540 seconds equal 9 minutes.

Correct Answer is : 9 minutes

Step: 1

The conversion is from larger to smaller unit, so multiply.

Step: 2

1 hour = 60 minutes

[Conversion from hour to minutes.]

Step: 3

3 hours = (3 × 1) hours = (3 × 60) minutes

[Substitute 1 hour = 60 minutes.]

Step: 4

= 180 minutes

[Multiply.]

Step: 5

So, 3 hours = 180 minutes.

Correct Answer is : 180 minutes

Step: 1

The conversion is from larger to smaller unit, so multiply.

Step: 2

1 day = 24 hours

[Conversion from day to hours.]

Step: 3

4 days = (4 × 1) days = (4 × 24) hours

[Since 1 day = 24 hours.]

Step: 4

= 96 hours

[Multiply.]

Step: 5

So, there are 96 hours in 4 days.

Correct Answer is : 96 hours

Step: 1

The conversion is from smaller to larger unit, so divide.

Step: 2

60 minutes = 1 hour

[Conversion from minutes to hour.]

Step: 3

240 minutes = (240 60 ) hours

[Divide 240 minutes by 60 minutes, to convert into hours.]

Step: 4

= 4 hours

[Simplify]

Step: 5

So, 240 minutes equal 4 hours.

Correct Answer is : 4 hours

Step: 1

The conversion is from larger to smaller unit, so multiply.

Step: 2

1 hour = 60 minutes

[Conversion from hour to minutes.]

Step: 3

3 hours = (3 × 1) hours = (3 × 60) minutes

[Since 1 hour = 60 minutes.]

Step: 4

= 180 minutes

[Multiply]

Step: 5

175 minutes are less than 180 minutes.

Step: 6

So, Joe's statement was true.

Correct Answer is : Yes

Step: 1

Lets convert the 7 minutes to seconds. The conversion would be from a larger to smaller unit, so multiply.

Step: 2

1 minute = 60 seconds

[Conversion from minutes to seconds.]

Step: 3

7 minutes = (7 × 1) minutes = (7 × 60) seconds

[Since 1 minute = 60 seconds.]

Step: 4

= 420 seconds

[Multiply]

Step: 5

480 seconds are more than 420 seconds, which is the same as 7 minutes.

Step: 6

So, Olga's answer was 480 seconds.

Correct Answer is : 480 seconds

Step: 1

The conversion is from smaller to larger unit, so divide.

Step: 2

7 days = 1 week

[Conversion from days to week.]

Step: 3

28 days = (28 7 ) weeks

[Divide 28 days by 7 days, to convert into weeks.]

Step: 4

= 4 weeks

[Simplify]

Step: 5

So, 28 days are 4 weeks.

Correct Answer is : 4 weeks

Step: 1

The conversion is from smaller to larger unit, so divide.

Step: 2

60 minutes = 1 hour

[Conversion from minutes to hour.]

Step: 3

495 minutes is not exactly divisible by 60 and so the nearest multiple of 60 is 480.

Step: 4

480 minutes = (480 60 ) hours

[Divide 480 minutes by 60 minutes, to convert into hours.]

Step: 5

= 8 hours

[Simplify]

Step: 6

495 - 480 = 15 minutes, which is 1 4 of an hour.

Step: 7

So, 495 minutes equals 8 1 4 hours.

Correct Answer is : 8 1 4 hours

Step: 1

1 minute = 60 seconds.

Step: 2

40 minutes = 40 × 1 minute = 40 × 60 seconds = 2400 seconds.

Step: 3

2400 seconds > 240 seconds

Step: 4

So, 40 minutes is greater than 240 seconds.

Correct Answer is : 40 minutes

Step: 1

The conversion is from smaller to larger unit, so divide.

Step: 2

60 minutes = 1 hour.

[Conversion from minutes to hours.]

Step: 3

300 minutes = (300 60 ) hours.

[Divide 300 minutes by 60 minutes, to convert into hours.]

Step: 4

= 5 hours.

[Simplify.]

Step: 5

So, 300 minutes equal 5 hours.

Step: 6

So, Edward had to wait for 5 hours to catch the flight.

Correct Answer is : 5 hours

Step: 1

The conversion is from larger to smaller unit, so multiply.

Step: 2

1 hour = 60 minutes.

[Conversion from hour to minutes.]

Step: 3

Step: 4

8 hours = (8 × 1) hour = (8 × 60) minutes.

[Since 1 hour = 60 minutes.]

Step: 5

= 480 minutes.

[Multiply.]

Step: 6

[Simplify.]

Step: 7

[Add.]

Step: 8

So, Joe and his friends spent 510 minutes at the amusement park.

[Add.]

Correct Answer is : 510 minutes

Step: 1

60 seconds = 1 minute

Step: 2

2 minutes = 2 × 1 minute = 2 × 60 seconds

Step: 3

= 120 seconds

Step: 4

120 seconds = 2 minutes.

Step: 5

So, the first goal was made 120 seconds after starting the game.

Correct Answer is : 120

Step: 1

1 hour = 60 minutes.

Step: 2

4 hours = 4 × 1 hour = 4 × 60 minutes = 240 minutes.

Step: 3

So, 4 hours = 240 minutes.

Step: 4

So, Gina spent 240 minutes shopping at the mall.

Correct Answer is : 240

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