Express the exercise as a system of linear equations, then find the solution. Use a calculator where appropriate.Devon purchased tickets to an air show for 6 adults and 2 children. The total cost was 
. The cost of a child's ticket was 
less than the cost of an adult's ticket. Find the price of an adult's ticket and a child's ticket.
A. adult's ticket: $21; child's ticket: $16
B. adult's ticket: $19; child's ticket: $14
C. adult's ticket: $22; child's ticket: $17
D. adult's ticket: $20; child's ticket: $15
Answer: D
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Find the equation of the line described. Write the equation in slope-intercept form, if possible.Horizontal line that contains (4.1, 1.2)
A. y = 4.1 B. x = 1.2 C. x = 4.1 D. y = 1.2
Find the accounts receivable turnover rate and the average age of the accounts receivable. Round to the nearest tenth.Accounts receivable at start of year: $11,600Accounts receivable at end of year: $8400Net sales: $155,200
A. 17.1, 23.2 days B. 17.1, 19.4 days C. 15.5, 23.5 days D. 14.0, 19.4 days
Provide an appropriate response.Suppose the weekly revenue for a company is given by r = -2p2 + 400p where p is the price of their product. What is the price of their product if the weekly revenue is $25,000?
What will be an ideal response?
A certain country's income distribution is described by the function
?
?
Compute 
and 
.
?
A. 
B. ?
C. ?
D. ?
E. ?