Solve the problem.Martha can rake the leaves in her yard in 2 hours. Her brother can do the job in 3 hours. How long will it take them to do the job working together?
A. 
hours
B. 
hours
C. 1
hours
D. 6 hours
Answer: C
Mathematics
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.csc ? = 
, 
< ? < ?Find cos(2?).
A. 
B. - 
C. 
D. - 
Mathematics
Use the formula C = 
(F - 32) for converting degrees Fahrenheit into degrees Celsius to find the Celsius measure of the Fahrenheit temperature.F = 149°
A. 70° C B. 60° C C. 75° C D. 65° C
Mathematics
Subtract.-24 - 0
A. 24 B. 0 C. -24 D. not possible
Mathematics
Provide an appropriate response.Several government agencies insure the repayment of first mortgage loans, including:
A. Veterans Administration B. Federal Housing Administration C. both the Federal Housing Administration and the Veterans Administration D. Social Security Administration
Mathematics