Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. To the nearest tenth of a square foot, how much does the area increase when the radius changes from 3 ft to 3.1 ft?
A. 1.9 ft2
B. 9.4 ft2
C. 18.8 ft2
D. 1.2 ft2
Answer: A
Mathematics
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Find the annual insurance premium.A person's youthful-operator factor is 2.95. The annual premium for liability coverage is $318.00 for bodily injury and $176.10 for property damage.
A. $1,487.10 B. $1,460.55 C. $1,457.60 D. $494.10
Mathematics
Find the intercepts for the graph of the equation.2x + y = 10
A. (0, 2); (0, 6) B. (5, 0); (0, 10) C. (10, 6); (2, 10) D. (2, 0); (6, 0)
Mathematics
Simplify the expression using the order of operations.0 ÷ 8 + 7 ? 4
A. 28 B. 36 C. 60 D. undefined
Mathematics
Find the unit ratio.6 to 3
A. 18 B. 2 C. 0.5 D. 9
Mathematics