Provide an appropriate response.The mail carrier takes away six checks for $10 each. Are you richer or poorer? by how much?
A. Poorer by $200; (-6) ? 10 = -200
B. Richer by $60; 6 ? 10 = 60
C. Richer by $200; (-6) ? (-10) = 200
D. Poorer by $60; (-6) ? 10 = -60
Answer: D
Mathematics
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Solve the problem.A painter can finish painting a house in 5 hours. Her assistant takes 7 hours to finish the same job. How long would it take for them to complete the job if they were working together?
A. 6 hours
B. 4 hours
C. 
hour
D. 2
hours
Mathematics
Provide an appropriate response.Solve the following inequality and write the solution in symbolic and interval notation: 3(2x - 7) > -12 + (x + 1)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the area.
A.
| 36 cm2 |
B. 24 cm2
C. 18 cm2
D. 12 cm2
Mathematics
Solve for x to two decimal places (using a calculator).5.2 = 1.00612x
A. 5.17 B. 22.97 C. 2.32 D. 1.07
Mathematics