21 billion is how much more than 9.8 billion write scientific notation

Suppose the one-month billing cycle for a credit card ends on the last day of the month. On which of the following end-of-month dates will the lowest periodic rate be charged? A. January 31 B. November 30 C. August 31 D. December 31

A fertilizer covers 7/8 square foot in 1/4 hour.

45?45 which symbols correctly relates the two numbers below

Vito uses 9 liters of water to water 24 flower pots. He is wondering how many liters of water (w) it would take to water 40 flower pots. He assumes he'll use the same amount of water on each pot.

Name the property of equality that justifies this statement: if l=m, then m=l. a. multiplication property b. symmetric property c. subtraction property d. transitive property

If the first chapter of a certain book is 40 pages long and makes up 20% of the book, how many pages does the entire book have?

Find the nth term - 2,1,4,7

Identify the property demonstrated. 4 (3 + 5) = 4 • 3 + 4 • 5

Use compatible numbers to estimate the quotient 19.45 divided by 4.52

Sarah bought a binder for $7.25 and six folders that totaled $9.05 how much did each folder cost