Express in scientific notation.0.000000446019
A. 4.46019 × 106
B. 4.46019 × 10-6
C. 4.46019 × 107
D. 4.46019 × 10-7
Answer: D
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Use the exponential key to find an approximation to the nearest thousandth.2.693-3.9
A. -39.06 B. 0.138 C. 0.095 D. 0.021
Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. There are currently 63 million cars in a certain country, increasing by 5.1% annually. How many years will it take for this country to have 86 million cars? Round to the nearest year.
A. 5 years B. 3 years C. 61 years D. 6 years
Use the order of operations to simplify the expression.
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A. 
B. 
C. 
D. 
Find the perimeter of the figure.A rectangle 9 yd × 15 yd
A. 270 yd B. 24 yd2 C. 48 yd D. 36 yd2