Solve the problem.The pH of a solution ranges from 0 to 14. An acid has a pH less than 7. Pure water is neutral and has a pH of 7. The pH of a solution is given by  where H+ represents the concentration of the hydrogen ions in the solution in moles per liter. Find the pH if the hydrogen ion concentration is 

A. 5.92
B. 6.92
C. 6.08
D. 5.08


Answer: D

Mathematics

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Write the number as a Babylonian numeral.8447

A.   
B.   
C.   
D.   

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Solve the equation for the unknown variable.log5d = 3

A. d = 243 B. d = 15 C. d = 8 D. d = 125

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Determine whether the following is the graph of a function.

A. Yes B. No

Mathematics

Solve.A hotel is building a fitness center measuring 272 ft × 66 ft. The flooring to cover the space is made of a special 3-layered cushioned tile and costs  per square foot. How much will it cost for the new flooring?

A. $17,952 B. $12,168 C. $356 D. $323,136

Mathematics