Mrs quirk buys 1 quart of milk. michael drinks 2/7 of it. joel drinks 1/3 of it. what fraction of the quart of milk is left

What percent of 18 is 24? and plz explain thx.

Agroup of randomly selected members of the foodies food club were asked to pick their favorite type of food. the bar graph below shows the results of the survey. there are 244 members in the foodies.

£100.80 divided by 14 equals 7.2 how would we put this as money