How do I solve 7.18*10 to the 7th power

Express 80 as the product of its prime factors

Mr. Gomez earned $320 for working an eight-hour shift at the lumber yard. What is his hourly wage?

BONUS: 23 Lilly has 4 dimes and quarters that have a total value of $4.55. How many of each coin does he have? a. Write a system of equations to represent this scenario. b. Find the solution. Dimes Quarters

My formula is F = (9C:5) + 32 I need to convert 45° celsius into degrees Fahrenheit.

2. Graph the function d Sh, which gives the approximate distance d in miles to the horizon, (l p where h is the height of the viewer's eyes above the ground in feet. Approximately how high above the ground must a person be if the horizon is 17.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.