Find the correct answer for each of the following. Write its corresponding lette

Question

Find the correct answer for each of the following. Write its corresponding letter in the blank provided. You order a sandwich at a restaurant. You can choose 2 side dishes from a list of 8. How many combinations of side dishes are possible? A. 0.0357 B. 0.0179 C. 0.0060 D. 0.0012 A yearbook editor has selected 14 photos, including one of you and one of your friend, to use in a collage for the yearbook. The photos are placed at random. There is room for 2 photos at the top of the page. What is the probability that your photo and your friend's photo are the 2 placed at the top of the page? A. 0.55% B. 14.29% C. 1.10% D. 0.09%

Explanation / Answer

11) Total possible combinations of side dishes = 8C2 = 8*7/2 = 28

Therefore with the the sandwich = 1/28 = 0.0357 (Option A)

12) Favourable outcome. Only one way where you and your friends photo can come (since only 2 places are there)

Total outcomes = 14C2 = 14*13/2 = 91

Therefore required probability = 1/91 = .01098 = 1.10% (Option C)

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