Is 24 X 10^-9 written in proper scientific notation?

John and Charles are linemen. John can string 10 miles of line in 3 days while together they can string it in 1 day. How long would it take Charles alone to string the same line?

A store pays $84.96 for a ceramic vase. The store marks up the price by 50%. What is the new price?

The student council is trying to raise 1000.00. There are 200 students and tickets are $3 each. Adult tickets are $5 each. How many adults must attend?

An airplane is traveling at 1,500 miles/minute and then 5 minutes later reaches a speed of 1800 miles/second. What is the average acceleration of the airplane?

Write this number in word form. 4,000,000+50,000+2,000+600+8

Put the rational numbers correctly in order from least to greatest. -0.48, - 0.47, - 0.46, - 0.45

Write the fraction and decimal form 15/128

What is the rock style

Which of the following is associated with a parameter? Choose the correct answer below. A. A numerical measurement describing some characteristic of a sample. B. Data that were obtained from an entire population. C.

Six time a number, increased by eight