Mary ran 4 miles in 37 minutes. if she continued at the same pace, how long would it take her to run 11 miles?

Solution:

we are given that

Mary ran 4 miles in 37 minutes.

we have been asked to find

how long would it take her to run 11 miles?

Since Mary ran 4 miles in 37 minutes, it mean time taken to run 1 miles can be given by

Hence we can write , time taken in running 11 miles as

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.