The daily consumption C (in gallons) of diesel fuel on a farm is modeled by
?
,
?
where t is the time (in days), with t = 1 corresponding to January 1.
What is the average daily fuel consumption?
?
A. 365 gal.
B. 21.6 gal.
C. 30 gal.
D. 10.2 gal.
E. 30.4 gal.
Answer: E
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Solve.A pendulum bob swings through an arc 80 inches long on its first swing. Each swing thereafter, it swings only 66% as far as on the previous swing. What is the length of the arc after 10 swings? Round your answer to two decimal places, if necessary.
A. 0.83 inches B. 475.2 inches C. 1.9 inches D. 1.25 inches
Solve the problem.A cyclist bikes at a constant speed for 20 miles. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 25 miles. Find his speed.
A. 7 mph B. 4 mph C. 5 mph D. 6 mph
Write the number in scientific notation.0.000002174
A. 2.174 × 106 B. 2.174 × 10-5 C. 2.174 × 10-7 D. 2.174 × 10-6
Given the equation src="https://sciemce.com/media/3/ppg__cognero__Section_1.4_Formulas__media__b46d3d86-2d85-4cda-a2de-c61f66b71c0a.GIF" style="vertical-align:-3px;" varid="variable_id_field" variablename="impvar_2e0d5b62b4644b82a5b5d8b30" class="wirisformula" />.
A. Q = 36,400
B. Q = 36,413
C. Q = 215
D. Q = 2,813
E. Q = 39,400
find 
.Let C = 
, and V =