What is 0.000000214 in scientific notation

Jamal worked from 3:20 until 9:55. How many minutes did he work?

Alice sleeps 50 hours every 6 days. does Alice or Morgan have a greater days to hours of sleep ratio

Is a w2 needed to open a checking account

Perform the indicated operation. 13 - (-4) =

For a certain font, the scale factor is 1.21 and one of the scale sizes is 1.772. What is the next smaller scale size? Enter your answer as a decimal in the box. Round your final answer to the thousandth.

Samuel wants to estimate what 5843 x. 00243 is. What should his first step be?

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random.

10. A house painter can finish a house in 6 hours. His partner can finish the same house in 12 hours. Which of the following is the number of hours it would have taken them to finish painting the house if they had worked together? A. 3 hours B.

Which of the following statement does not describe people with self control

Solve the algebraic equation : 3x = 27