the number 650,000 written in scientific notation would be
6.5 × 10 -5
6.5 × 10 5
65 × 10 4
0.65 × 10 -6

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?