Each year malcom earns 120 hrs of vaction time at his job there 52 weeks in year what is the appromate number of hours of vaction time malcome earns in week

(40 points) i need some . an answer definition is appreciated as well.

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.