If a-b = 80 and 3/5 = b/a then what is the value if a

Identify all of the problems that would result in a product of 2 5?

A house builder builds flats & houses in a ratio of 2:5 if he builds 10360 properties how many flats is that?

A praying mantis is an interesting insect that can rotate its head 108 degrees. Suppose the praying mantis is 10.5 centimeters long. what mixed number represents this length?

She purchased 20 tickets and was told that she had a 20% chance of winning. How many tickets were sold?

Circle the fraction that is not in its simplest form. explain 9/21 7/18 3/25 or 12/13 im am not good at fractions.

In a group of 21 students, 8 students take Art courses, 7 students take Music courses. Two students take both courses. A student is chosen randomly from this group. What is the probability that the student takes either Art or Music courses? 57

5% of what number is 63?

Find the sum of the "n" terms of the series: Sn=1²+3²+5² + ... + (2n-1) ²

Aimee's karate class last 1 hour and 15 minutes and is over at 5:00 pm. what time does Aimee's karate class start?

How many cups of orange juice would be needed to quadruple this recipe? Banana punch - 6 c water 4 c sugar 4 c bananas (mashed) 1/4 c. lemon juice 46 fl oz pineapple juice 6 fl oz orange juice 4 qt ginger ale