The approximate mass of the Earth's atmosphere is 10^18 kilograms. The approximate mass of Earth's oceans is 10^3 ltimes greater. What is the approximate mass of Earth's oceans?
(Give your answer in exponential notation.)

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Why is studying fractions important