Find the perimeter.
A. 61 m
B. 63 m
C. 54 m
D. 121.5 m
Answer: B
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Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
- 
A. 3
B. 
C. 
D. 
Find the exact value of the real number y.y = arccos 
A. 
B. 
C. - 
D. 
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.(logax - logay) + 3logaz
A. loga
B. loga
C. loga
D. logaxz3y
Solve the problem.Softee Blankets charges $6 for shipping orders of $20 or less, $10 for orders from $20.01 to $70, and $15 for orders over $70. One week shipping charges for 520 orders totaled $5120. There were 50 more orders for $20 or less shipped than there were orders for over $70. Find the number of orders shipped at each rate.
A. $20 or less: 290; $20.01 to $70: 110; over $70: 120 B. $20 or less: 170; $20.01 to $70: 230; over $70: 120 C. $20 or less: 230; $20.01 to $70: 170; over $70: 120 D. The numbers cannot be determined from the given information.