Solve.It takes 
lb of flour to make a cake. How much flour is needed to make 4 cakes?
A. 
lb
B. 
lb
C. 
lb
D. 
lb
Answer: B
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Use the given CDF to find the requested information.Find E(Y).F(y) = 
A. 4
B. 
C. 2
D. 3
Evaluate the expression using the given value of the variables.-4w - w2 + 3 for w = -2
A. -1 B. 7 C. -9 D. 15
Solve the problem.Alayna gets reimbursed by her company for travel expenses. Her company pays $0.30 per mile when employees use their own vehicle, which she did. She drove 482 miles and spent $50.00 on gas. She spent three nights in a hotel at $97.20 per night and spent $93.93 on food. Write a numerical expression that describes her total expenses, then find the total expenses.
A. 482 + 50.00 + 3(97.20) + 93.93 = 
B. 0.30(482) + 50.00 + 3(97.20) + 93.93 = 
C. 0.30(482) + 50.00 + 97.20 + 93.93 = 
D. 0.30(482) + 3(97.20) + 93.93 = 
Identify the triangle PQR as an isosceles (two sides of equal length), equilateral (three sides of equal length), or scalene (three sides of different lengths) triangle.P
R
A. Isosceles B. Scalene C. Right D. Equilateral