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A) One dozen pencils cost $24.00. Find the cost of: ? with method like devide and multiply and how many dozen in one dozen pencil?a) 3 pencilsb) 6 pencilsc) 8 pencils |
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Answer» If A={x:x is a multiple of 3 x in N x<=100} B={x:x is a multiple of 5X in N x<=100} then find the values of (i) n(A) (ii) n(B) (III) n(/_nn B) (IV) n(A-B) |
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