What is the least common denominator of the four fractions listed below?

20 7/10. 20 3/4. 18 9/10. 20 18/25

jim has 8 CDs that he is going to give away. He lets his best friend choose 2 of the 8 CDs. How many different groups of 2 CDs are possible?

Lauren jogged a rate of 2 miles every 2/5 hours what is the unit rate miles per hour

A research center poll showed that 79% of people beleive that it is morally wrong to not report all income on tax returns. What is the probability that someone does not have this beleife?

The cost of diesel fuel varies directly with the number of gallons purchased. if 21 gallons of diesel fuel costs $73.50, how many gallons of diesel fuel can be purchased for $98?

Robbie had p coins. Then he found 59 more coins in a drawer. Choose the expression that shows how many coins Robbie has now.

Write 5/3 as a mixed number

A multiplication chart

How do you solve for p? p 6/8=p-6/7?

Find the first two terms of an arithmetic sequence are 5 and 7 what is the explicit formula for the sequence

Liza wants to have more than $750 in her saving account before she will leave for college. Right now she has $300, and she is going to babysit to earn $12.00 an hour. How many hours will Liza need to babysit before she leaves for college.