If 8 pens cost ₹ 356, what is the cost of 14 pens?

Question

KnowledgeBoat · Accepted Answer

Given: Cost of 8 pens = ₹ 356 Cost of 14 pens = ? Let the cost of 14 pens = ₹ x Ratio of pens : Ratio of costs 8 : 14 :: 356 : x By the rule: Product of Extremes = Product of Means: 8 × x = 14 × 356 ⇒ x = ⇒ x = 14 x 44.5 ⇒ x = 623 Hence, the cost of 14 pens is ₹ 623.

Mathematics

If 8 pens cost ₹ 356, what is the cost of 14 pens?

Ratio Proportion

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