Solve.A set of chairs costs $218. The sales tax is $19.62. What is the sales tax rate and what is the total price paid?
A. 10%, $237.62
B. 9%, $237.62
C. 0.9%, $237.62
D. 11%, $237.62
Answer: B
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Find the limit, if it exists.
A. ±6 B. 36 C. Does not exist D. 6
Solve the problem. Use 3.14 for ?.A circular fountain has a statue in its center, 4 m from the edge. What is the distance around the fountain?
A. 16 m B. 12.56 m C. 23.12 m D. 25.12 m
Write the complex number in polar form. Express the argument in degrees, rounded to the nearest tenth, if necessary.-4 + 4i
A. 16(cos 120° + i sin 120°)
B. 16(cos 135° + i sin 135°)
C. 4
(cos 120° + i sin 120°)
D. 4
(cos 135° + i sin 135°)
Find the volume under the graph of src="https://sciemce.com/media/3/ppg__cognero__8.5_Double_Integrals_and_Applications__media__44b4e31f-0124-4d61-97a6-1b146f159ea5.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_9a29cc4385e641d69648f4977" />.
?
A. 15.75
B. 42
C. 22.5
D. 7.5
E. 29.25
over the triangle 
and