Write 9 as a fraction with 7 in the num denominator

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

In a tutoring session, 2/3 of an hour was spent reviewing math problems. adelina attended 3/4 of the tutoring session. how much time did adelina spend at the tutoring session?