Convert.21 milliliters to liters

A. 2100 L
B. 0.021 L
C. 21,000 L
D. 0.21 L


Answer: B

Mathematics

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Solve the absolute value equation.|3s + 6| = |s - 2|

A. {4, 2} B. {- 4, 7} C. {- 4, - 1} D. ?

Mathematics

Use I = Prt for simple interest to find the indicated quantity.P = $3000; t = 90 days; I = $105. Find r. (Use 360 days in a year.)

A. 3.5% B. 14.0% C. 9.7% D. 14.2%

Mathematics

Find the product.(7k + 1)3

A. 343k3 + 98k2 + 14k + 1 B. 343k3 + 147k2 + 21k + 1 C. 343k3 + 1 D. 343k3 + 294k2 + 21k + 1

Mathematics

Solve the problem.Suppose that the salinity S of ocean water at a given depth d is modeled by the equation  where S is measured in grams salt per kilogram water and d is measured in meters. What is the salinity when the depth is 939 m? Round your answer to the nearest hundredth.

A. 84.43 g salt/kg water B. 86.83 g salt/kg water C. 32.37 g salt/kg water D. -25.23 g salt/kg water

Mathematics