13) 28% of the students in a biology class are

seniors. If 85 students enrolled in that class,

about how many of them are seniors?

The monthly budget for the front of the house is $9,000. You spent 6% of the budget on fresh flowers. How much did you spend on fresh flowers?

What is 3 - (1/3) to the fourth power?

miles bought 3.75 acres of land in 1993 in 1997 he bought enough land to double his property then in 2001 miles was forced to sell 2.

How to evaluate 4x4-2 (6-3) + 5

14 less than 8 times a number is 3 more than 4 times the number what is the number?

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.