If the number of bacteria in a colony doubles every five days and on Jan. 16th there were 8,000,000 bacteria, how many bacteria were there on Jan 6th?

What is the best estimation of 72

A can is 15 centimeters tall and has a diameter of 7.5 centimeters. It fits into a rubberized cylindrical holder that is 13.5 centimeters tall, including 1 centimeter, which is the thickness of the base of the holder.

Which of the following equals 0.000001?

A bus travels 36 miles in 45 minutes. How many miles will it travel in 60 minutes at this rate?

A ticket to the movies costs $7. you have $21. how many tickets can you buy?

What is - 17+2 (6x-1) + 5

Carol gave a 15% deposit on a diamond bracelet. the deposit was 73.50. what was the cost of the bracelet

What is the scale factor of lmn to opq?

3. Which of the following is equivalent to 3 (y - 1 + 2y) ? A. 3y - 9 B. 6y - 3 C. 9y - 3 D. 3y - 3

If y various directly with x, write an equation for the direct variations. The find each value. 1.) If y = - 4 when x = 10, find y when x = 5 2.) If y = 12 When x = - 15, find y when x = 2 3.