Lisa left the hospital two hours before

Elisa. They traveled in opposite

directions. Elisa traveled at 30 km/h for

two hours. After this time they were 180

km apart. What was Lisa's speed?

The bar graph shows the recommended number of hours of sleep for each age group. How many hours of sleep are recommended for elementary-age children? exactly 9 hours exactly 10 hours about 10 hours about 12 hours

The difference between a number and 8

Which is the standard form of the equation of the parabola that has a vertex of (3,1) and a directrix of x = - 2?

Solve for y: 5 (x+y) = 20+3x

Given that f (x) = 5x^3+ax^2-4x-2 and that (x-1) is a factor of f (x), find a.

Evaluate 48 24 : 8 - 22

Georgina works on the 30 floor she took an elevator to the 7 floor how many floors did she travel

the dog trainer is making goodie bags for dogs 90 dog treats and 54 dog toys what is the greatest number

Solve 1/4 (x-3) = 1/3 (x-2)

Use the line tool to graph the equation 2x+3y=9.