HELP ASAP WILL GIVE MOST BRANILIST

Somone me i want to know what 18 hours out of 24 hours in a fraction

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12