John is twice as old as Bill. Greg is 7 years older than Bill. Four years ago, the sum of their ages was 55. How old is Greg?

F (x) = 7x is shifted 6 units to the right. What is the equation of the new graph?

About 145 out of 500 students prefer walking instead of riding the bus to school. About what percent of the students prefer walking?

Which of these extends infinitely in only one direction? A line? Ray? Plane?

Answer with, or = : 17 qt 4gal

Cassidy has 10 feet of string. She uses 5/8 feet of string for each bracelet she makes. Does she have enough string to make 15 bracelets? Estimate 5/8 multiplied by 15 to solve the problem.

Write the sum as a mixed number with the fractional part less than one 1 1/6 + 3 3/6

A cyclist rides 6.9 km east for 23 minutes, then he turns and heads west for 7 minutes and 2.1 km. finally, he rides east for 12.6 km, which takes 42 minutes.

The cranberry sauce recipe called for 2 1/6 cups of white sugar and 4 2/3 cups of brown sugar. How many sugar is required?

My rule is: y = 1/3x + 11/15 Find x, if y=1.

What is 1.96 billion in scientific notation?