How is 0.9 in a percent?

What is the percent of change from 180 to 387

Write five million four thousand three hundred in standard form

Zhow how to figure this 45.92:8.2

Miguel buys 100 feet of fence to enclose a rectangular area of his backyard so his dog run freely. What is the maximum area, in square feet, he can enclose

It a is x, b is y, what is c

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.