Provide an appropriate response.When solving a simple interest problem, the rate should be written as a decimal number.

A. True
B. False


Answer: A

Mathematics

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Solve the problem.Find a unit vector perpendicular to plane PQR determined by the points P(-3, 1, 4),  and 

A. ±  
B. ±  
C. ±  
D. ±  

Mathematics

Solve the problem. Round to the nearest cent or tenth of a percent.A 22.2% markup based on cost is equivalent to what percent based on selling price (retail)?

A. 82.6% B. 17.4% C. 81.8% D. 18.2%

Mathematics

Draw a tree diagram for the experiment to find the number of outcomes.Spinning the spinner three times 

A. 9 outcomes B. 27 outcomes C. 3 outcomes D. 6 outcomes

Mathematics

Solve the problem.A thermometer is taken from a room at 71°F to the outdoors where the temperature is  Determine what the reading on the thermometer will be after 5 minutes, if the reading drops to after 1 minute. Assume the cooling follows Newton's Law of Cooling:   U = T + (Uo - T)ekt.(Round your answer to two decimal places.)

Fill in the blank(s) with the appropriate word(s).

Mathematics