why would is it not possible for a person to swim a long period of time nine feet below the surface of a lake and use a snorkel tube that is 10 feet long

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8