Problem 13
Convert to scientific notation. 0.0000013
Problem 13
A 205 -ft long escalator at the CNN World Headquarters in Atlanta, Georgia, is the world's longest freestanding escalator. In a rush, Dominik walks up the escalator at a rate of \(100 \mathrm{ft} / \mathrm{min}\) while the escalator is moving up at a rate of \(105 \mathrm{ft} / \mathrm{min} .\) How long will it take him to reach the top of the escalator?
Problem 14
Convert to scientific notation. 0.000078
Problem 14
Use mathematical symbols to translate each phrase. Eight times a number
Problem 15
Find each absolute value. $$ |-46.8| $$
Problem 15
Convert to scientific notation. 0.00009
Problem 16
Convert to scientific notation. 0.00000006
Problem 17
Use mathematical symbols to translate each phrase. Six less than half of a number
Problem 19
Use mathematical symbols to translate each phrase. Seven more than ten percent of some number
Problem 20
Find two consecutive even integers such that two times the first plus three times the second is 76