Lou started his savings account with 50$ he now only has 31$. What percent of change did his savings account have?

What is the axis of symmetry for f (x) = 2x2 - 4x + 5?

three baby panguins and their father were sitting on an iceberg 0.5 meters above the surface of the water. The father drove down 4.7 meters from the iceberg into the water to catch dinner for his kids.

10 times as much as 0.2 is

How do you write 0.0036 in scientific notation

Write a formula that converts x weeks to y hours. The formula is y =

Is 5/2 rational or irrational

In an election, about 500,000 people voted in all. What could be the exact number of people who voted in the election?

Is 0.8 miles more than 0.69

A copy center offers its customers two different pricing plans for black and white phototcopies of 8.5 in. pages. Customers can either pay $0.08 per page or pay $7.50 for a discount card that lowers the cost to $0.05 per page.

To decrease a number by 21 % what do i have to multiply it by