Petra walked 9 miles the first week of this month, twice that far the second week, and 6 miles the third week. How many miles has she walked all together

A rectangle has a perimeter of 34 cm. It's length is 5 more than twice it's width. Write and solve a system of equations to find the length of the rectangle

4 kg as a percentage of 80kg

There was 320 girls and 180 boys what is the percentage of girls

What is 12 14/15 as a decimal

Simplify 5 (x+1) - 7 (x-1)

The display in the student's calculator shows 1.27 31568 the student is most likely looking at what a natural number an integer a whole number or a rational numbered

Scott must choose a number between 67 and 113 that is a multiple of 5, 8, and 10. Write all the numbers that he could choose. If there is more than one number, separate them with commas.

Trips that would take 2 hours

True or false the quotient of two negative numbers is positive

If two similar cones have volumes of 320cm^3 and 1080cm^3, find the scale factor.