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In a drawing, (x) colours were used and (x+5) shapes were made with each colour. A total of (216) shapes were made. What is the number of colours?एक चित्र में (x) रंगों का प्रयोग हुआ और हर रंग से (x+5) आकृतियाँ बनीं। कुल (216) आकृतियाँ बनीं। रंगों की संख्या क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (12)(12)
The equation is (x(x+5)=216), which gives (x=12). In group-based questions, the total number is formed by multiplication.समीकरण (x(x+5)=216) है, जिससे (x=12) मिलता है। समूह आधारित प्रश्नों में कुल संख्या गुणनफल से बनती है।
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