4) A treasure chest contains 10 rubies and 8 diamonds. In how many ways can a group of six jewels be chosen if: [A8] a) the group must contain exactly 3 rubies?
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![4) A treasure chest contains 10 rubies and 8 diamonds. In how many ways can a group of six jewels be chosen if: [A8]
a) the group must contain exactly 3 rubies?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5161d656-70be-4f97-8430-7a86c594f20d%2F8243dbb4-8207-45f3-a954-7c01533f80b6%2F1p0d0sm_processed.png&w=3840&q=75)
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