Question

Jan swam 10 laps in a swimming pool. She swam at a constant speed of 1/2 lapevery 1/4 minute. How many minutes did it take Jan to swim 10 laps? HELP ASAP

Answer 1

Step-by-step explanation:

The speed is:

`(1)/(2)\colon(1)/(4)=2\text{ laps per minute}`

If she swims 2 laps in one minute, then the time it takes her to swim 10 laps is:

`(10)/(2)=5\text{ min}`

Answer:

It took her 5 minutes to swim 10 laps