How do i write 0.624 in expanded form?

What is the value of the following:A) 3/8*0.125+2.5

A researcher developing scanners to search for hidden weapons at airports has concluded that a new scanner is significantly better than the current scanner. He made his decision based on a test using alpha equals 0.025.

Student spins a spinner and he chooses a scrabble tile. Is this independent or dependent

Over the weekend the philadelphia area received an approximate 26 and 7/10 inches of snowfall is a province in canada received three times as much how much would the accumulation in the province be

Find (7 * 10^5) + (2 * 10^3). A) 7.002 * 10^3 B) 7.002 * 10^5 C) 7.02 * 10^3 D) 7.02 * 10^5

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.