A fire alarm rings 20 times. It pauses for 1 second between rings. Each ring is 3 seconds long. How long does the ringing last? a. 60 seconds b. 79 seconds c. 68 seconds d. 80 seconds

If 38 plants grew in 100 sq ft how many grew per sq ft

Which equation has both 4 and - 4 as possible values of y? A - Y^2=8 B - Y^3=8 C - Y^2=16 D - Y^3=64

A 12 ft ladder is placed 5 feet from a building. Approximately how high does the ladder reach? Round to the nearest tenth, if necessary.

What is the equation of the circle shown below? A. (x - 4) 2 + (y + 5) 2 = 34 B. (x - 5) 2 + (y - 4) 2 = 5.83 C. (x + 4) 2 + (y - 5) 2 = 34 D. (x - 5) 2 + (y + 4) 2 = 5.83

How does the volume of a cylinder change if the height is halved?

Michale is traveling from San Francisco to Houston this morning. The flight will take 4 3/10 hours to complete. If the airplane travels 368.8 miles per hour, how many miles will the airplane travel? Explain

What is the correct first step to solving the equation x^2=10-3x

Y + 1 = - 7 (x+1) write an equation in slope intercept form

1+1+1+2+3+5+5+7+8+8+8+8+8+8+8+8+8•110

A cyclist rides her bike at a speed of 10 miles per hour. What is this speed in kilometers per hour? How many kilometers will the cyclist travel in 4 hours? In your computations, assume that 1 mile is equal to 1.6 kilometers.