First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Julie bought a dress originally costing $95.74. When she brought the dress to the counter, the agent told her that it was discounted $9.57. What is the sales price for the dress?
A. Estimate: $90; exact: $76.17
B. Estimate: $90; exact: $85.74
C. Estimate: $10; exact: $9.57
D. Estimate: $90; exact: $86.17
Answer: D
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A. continuous. B. qualitative. C. discrete. D. categorical. E. none of these
Solve the problem.Chris and his friends went to the movies. They purchased 3 adult tickets, 4 student tickets and 2 child tickets. How much did they spend on movie tickets?
A. $48 B. $50 C. $58 D. $52
Simplify the expression. Write the answer with positive exponents only. Assume that all variables represent positive real numbers.
8
A. 
B. x3/70
C. x1/4
D. x3
Find all solutions of the equation. Express the solution in radians.sin x = 
A. 
+ 2n?
B. 
+ 2n? or 
+ 2n?
C. 
+ 2n? or 
+ 2n?
D. 
+ 2n?