Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.How much pure acid should be mixed with 8 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 32 gal
B. 20 gal
C. 4 gal
D. 12 gal
Answer: D
Mathematics
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Express the number in decimal notation.4.14 × 10-4
A. 0.0000414 B. -414,000 C. 0.000414 D. 0.00414
Mathematics
Solve the linear equation using the multiplication property of equality.-6x = -24
A. x = 4 B. x= 18 C. x = -18 D. x = - 4
Mathematics
Multiply.(15.56)(0.0035)
A. 0.15446 B. 0.06446 C. 0.05446 D. 0.04446
Mathematics
Solve the problem.Two boats leave a dock together, each traveling in a straight line. One boat travels at 
and the other at 
If the angle between their courses measures 
how far apart are they after 
Round your answer to the nearest tenth of a mile.
A. 49.5 mi B. 45.0 mi C. 27.3 mi D. 34.2 mi
Mathematics