Elena has 32 hair ties. Melanie has 8 hair ties. The ratio of Elena's hair ties to Melanie's hair ties is : 1. If, Melanie gets 4 more hair ties, the new ratio of Elena's hair ties to Melanie's hair ties is 8 :

What is the value of the expression 1_9 1 5_6

The first aircraft has 75 more seats than the second aircraft. The third aircraft has 49 fewer seats than the second aircraft. If their total number of seats is 401 , find the number of seats for each aircraft.

calvin is taking megan to dinner. the bill is $28. if calvin leaves a 20% tip, how much tip will he leave.

Explain how u can use conversion factor in fraction form to convert 1900 ml to L

Find the Unit Distance between Q (-4,6) and T (-15,-8) rounded to the nearest hundreth.

What is the fraction and decimal for 71%

Two rectangular pyramids are similar. The smaller pyramid has a volume of 12 cubic feet, and the larger pyramid has a volume of 324 cubic feet. If the smaller pyramid has a height of 6 feet, what is the exact height (in feet) of the larger pyramid?

A swimming pool is open for 7 1/2 hours a day. Each lifeguard will stay on duty for 1 1/2 hours. How many lifeguards will be needed for one day?

Solve the inequality, then identify the graph of the solution. - 3x-3<6

If the slant height of a right cone is 5 inches, and the radius of its base is 3 inches, what is the lateral area of the cone?