The cost of a plane ticket from Sydney to Brisbane cost $108 four weeks ago. it now costs $216. by what percentage has the the cost of the ticket increase by?

What is 2 1/6 - 1 21/22 =

Round the following decimal to the nearest whole number. 772.034

Between Monday and Tuesday, Henry swam a total of 4 3⁄9 miles. If he swam 2 7⁄9 miles on Monday, how many miles did he swim on Tuesday?

Why are the solutions to the proportions 50/x = 10/20 and 10/50=20/x the same

270 is 90% of what number?

What are the solutions of |6x-1| ≤ 23? Write the solutions as either the union or the intersection of two sets.

The O'Malley family is driving cross-country to see their cousins. So far, they have traveled 275 miles. This is 1/5 of the way to their cousins' house. How far do the O'Malleys live from their cousins?

a sun in a distance galaxy has an estimated mass of 1.61244 * 10 ^32 kg and the earth has a mass of 5.972 * 10^24 kg, how many earths would it take to equal the mass of the sun?

Why did the ant run across the cracker box

the expression 6x + 15 represents the total cost of a bicycle rental. when danny rents a bike for 2 hours, the total cost of his rental is $27. What does the coefficient 6 represent?