Solve. Simplify the answer.A painter used 5
gallons of paint to paint the front of a house and another 6
gallons to paint the back. How much paint did he use in total?
A. 11
gal
B. 11
gal
C. 12
gal
D. 11
gal
Answer: C
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Solve the problem.If u = 12i - 2j and v = -7i + 9j, find u + v.
A. 4i + 7j B. 5i + 7j C. 19i + 4j D. -19i + 7j
Compute the compound interest.Assume the cost of a car is $23,000. With continuous compounding in effect,find the number of years it would take to double the cost of the car at an annual inflation rate of 6.4%. Round the answer to the nearest hundredth.
A. 156.93 yr B. 10.83 yr C. 167.76 yr D. 1.57 yr
What does the abbreviation stand for?kg
A. kilogross B. keg C. kilogram D. cautious
Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies jointly with x and z. When y = 54, x = 27 and z = 18.
A. k = 
; y = 
B. k = 
; y = 
xz
C. k = 
; y = 
xz
D. k = 
; y = 