Use the counting principle to obtain the answer.A local department store sold carpets in 4 sizes. Each carpet came in 3 qualities. One size of carpet came in 7 colors. The other sizes came in 3 colors. How many choices of carpet were there?
A. 55
B. 52
C. 48
D. 57
Answer: C
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Provide an appropriate response.Four graphs are shown below, labeled G1, G2, G3, and G4. Which of these graphs matches the function described?
(i) The perceived pitch of a fire truck as the fire truck passes.(ii) The length of the shadow of a tree throughout a sunny day in Orlando(iii) The height of a bouncing rubber ball(iv) The temperature of a forgotten cup of coffee
A. (i) G4 (ii) G3 (iii) G1 (iv) G2 B. (i) G2 (ii) G3 (iii) G4 (iv) G1 C. (i) G1 (ii) G3 (iii) G2 (iv) G4 D. (i) G3 (ii) G4 (iii) G2 (iv) G1
Represent the vector in the form v = ai + bj whose magnitude and direction angle are given.
= 10; ? = 120°
A. v = 5
i - 5j
B. v = -5i + 5
j
C. v = -5
i + 5
j
D. v = 5i - 5
j
Write the fraction as a decimal. If necessary, use repeating decimal notation.
A. 0.13
B. 0.
C. 0.
D. 0.1
Solve the problem.From 10 names on a ballot, a committee of 4 will be elected to attend a political national convention. How many different committees are possible?
A. 210 B. 151,200 C. 5040 D. 2520