Jan takes #1.6# minutes to run a quarter of a mile. How long will he take to run #1# mile?
2 Answers
Feb 11, 2017
Explanation:
There are 4 ,
#1/4"of a mile in one mile"#
#"That is "4xx1/4=1# Running at a constant rate, will take 4 times as long.
#1/4"mile"to1.6" minutes"#
#1"mile"to4xx1.6=6.4" minutes"#
Feb 14, 2017
Explanation:
If you were to work out his actual speed in "minutes per mile" that will give you the time to run 1 mile.
("per" means for each, or for 1)
So treating this as a rate question, "minutes per mile" tells us what to divide by what.