Solve the problem. Round your answer to the nearest tenth, if necessary.Ron takes two hr more time than Paul to mow the lawn. Working together they can mow the lawn in 
. How long does it take each of them working alone?
A. Paul: 9.1 hr; Ron: 11.1 hr
B. Paul: 10 hr; Ron: 12 hr
C. Paul: 8 hr; Ron: 10 hr
D. Paul: 8.3 hr; Ron: 10.3 hr
Answer: A
Mathematics
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Find the midpoint between the two points.(-8, -7) and (4, 2)
A. (-12, -9)
B. (-4, -5)
C. 
D. 
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Solve the problem.A pendulum bob swings through an arc 50 inches long on its first swing. Each swing thereafter, it swings only 63% as far as on the previous swing. What is the length of the arc after 7 swings? Round to two decimal places.
A. 189.00 inches B. 1.24 inches C. 3.13 inches D. 1.97 inches
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Determine the sign (positive or negative) of the given value without use of a calculator.tan 260°
A. Negative B. Positive
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Add. Write a mixed numeral for the answer.
A. 5
B. 5
C. 5
D. 6
Mathematics