A rectangle is 2 times as long as it is wide. If the area is 8 square feet, find its perimeter.
?
A. 24 ft
B. 12 ft
C. 22 ft
D. 15 ft
E. 17 ft
Answer: B
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Find the flux of the curl of field F through the shell S.F = -6yi + 2zj - 2xk; S: r(r, ?) = r cos ?i + r sin ?j + (25 - r2)k, 0 ? r ? 5 and 0 ? ? ? 2?
A. 150? B. 30? C. -150? D. 150
Solve the problem.The sum of the numbers 12.432, 15.634, 23.523, 30.315, and 18.096 is 100.000. Adjust the list so that the numbers are shown to the hundredths place and their sum is 100.00. The following table shows the numbers truncated to the hundredths place and the discarded portions. 
A. 12.44, 15.64, 23.52, 30.32, 18.09 B. 12.43, 15.63, 23.52, 30.32, 18.10 C. 12.43, 15.64, 23.53, 30.32, 18.10 D. 12.43, 15.65, 23.52, 30.32, 18.09
Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Fill in the blank.1 
= __________ g
Fill in the blank(s) with the appropriate word(s).