Solve the problem.A tour group split into two groups when waiting in line for food at a fast food counter. The first group bought 8 slices of pizza and 6 soft drinks for $31.68. The second group bought 5 slices of pizza and 4 soft drinks for $20.22. How much does one slice of pizza cost?
A. $2.20 per slice of pizza
B. $2.70 per slice of pizza
C. $1.68 per slice of pizza
D. $2.18 per slice of pizza
Answer: B
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Perform the operation.8 + 7 (mod 11)
A. 15 B. 26 C. 1 D. 4
Provide an appropriate response.If Adb = 20 log 
and Vin = 0.3 V and Vout = 25 V, then Adb =
A. 38.4 db B. -76.8 db C. 76.8 db D. -38.4 db
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(0, 3); m = - 
A. y = - 
x + 
B. y = - 
x + 3
C. y = - 
x - 3
D. y = - 
x + 3
Find the sign of the six trigonometric function values for the given angle.-92°
A. Positive: cosine and secant; negative: sine, tangent, cotangent, cosecant B. Positive: sine and cosecant; negative: cosine, tangent, cotangent, secant C. Negative: all D. Positive: tangent and cotangent; negative: sine, cosine, secant, cosecant