What is 221,000,000,000,000,000,000 expressed in scientific notation? a. 2.21 * 1021 b. 2.21E20 c. 2.21E21 d. 2.21E-20 e. 2.21 * 10-21 f. 2.21 * 10-20 g. 2.21 * 1020 h. 2.21E-21

Millie has 5 yards of blue fabric and 7 yards of pink fabric. How many quilt squares can she make with the fabric she has if both colors are needed to make one square? 1/4 yard needed to make a blue square and 1/3 yard needed to make a pink square

A vase contains r roses and 6 tulips. Write two equivalent expression for the total number of flowers in the vase.

Choose the answer based on the most efficient method as presented in the lesson. - - If the first step in the solution of the equation - x + 6 = 5 - 3x is "subtract 5," then what should the next step be? - - A.) add 3x B.) add x C.) subtract 6

Timothy used 1 1/2 boxes of nails on tuesday morning and 2 7/8 boxes of nails. how many more boxes of nails did timothhy use on wednesday than on tuesday morning and afternoon

Which is greater 22 1/2 of a yard or 936 inches

8x-1 over 7 + 9x+3 over 7

How manny times do. 33 gose in to 678

78 is 15% of what number?

White correction fluid is sold in a 7/10 ounce bottle. Blue correction fluid is sold in a 6/10 ounce bottle. You buy one bottle of each color. How much more white correction fluid than blue do you get?

What are three fractions equivalent to 1.7