Question

Mrs. Haley had 5/7 of a liter of salt water. She used 1/2 of a liter for an experiment. How much salt water does Mrs. Haley have left?

Mrs. Haley had
liters of salt water left.

Answer 1

3/14 of a liter of salt

Explanation:

Step one:

given

tot amount of salt= 5/7 of a liter of salt

that is 1*5/7= 5/7 liters

She used 1/2 of a liter for an experiment

Required:

the remaining amount of salt

Step two:

we are going to subtract the salt used for the experiment from the total

= 5/7-1/2

= 10-7/14

= 3/14

The remainder is 3/14 of a liter of salt