Eight less than twice x is greater than 12

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

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