Practice with rate of change and linear functions

Explain how you can use the Associative Property to multiply (7 x 50) x 4.

Solve. log ab= A. log a + log b B. log a - log b C. log a/log b D. log a * log b

Se ha realizado una encuesta a 650 personas: 208 contestaron si, 403 contestaron no y el resto no contesto. Calcula el porcentaje que corresponde a cada grupo

Marissa is choosing a four-digit PIN for her ATM card. The first digit must be a digit from 1 through 9. For the other three digits, she can choose any combination of digits 0 through 9, but may not repeat a digit.

1/3 to 1/6 identify the percent of change

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.