Solve.A drapery panel measures 5 feet by 7 feet. Find how many square feet of material are needed for four panels.
A. 35 sq ft
B. 140 sq ft
C. 39 sq ft
D. 105 sq ft
Answer: B
Mathematics
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Solve the problem.The number of dislocated electric impulses per cubic inch in a transformer increases when lightning strikes according to 
where x is the time in milliseconds of the lightning strike. Find the number of dislocated impulses at x = 0 and x = 3.
A. 8800, 2,252,800 B. 8800, 105,600 C. 8800, 563,200 D. 35,200, 563,200
Mathematics
Solve the equation.- 
a = -3
A. {1} B. {-6} C. {-7} D. {9}
Mathematics
Express as a product.log8 
A. 
log (8 ? y)
B. 
log8 y
C. 
log 8 ? log y
D. 
log 8 + 
log y
Mathematics
Convert the capacity or volume as indicated. Round the answer to two decimal places.76 quarts to liters
A. 19.76 L B. 80.56 L C. 71.7 L D. 288.04 L
Mathematics