If 2x = 3y and 4y = 5z, then what is the value of x : z?यदि 2x = 3y एवं 4y = 5z हो, तो x : z का मान क्या होगा?
यदि 2x = 3y एवं 4y = 5z हो, तो x : z का मान क्या होगा?
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Correct answer: (C) 15 : 815 : 8
Explanation
2x = 3y gives x = 3y/2, and 4y = 5z gives z = 4y/5. So x : z = (3/2) : (4/5) = 15 : 8.2x = 3y से x = 3y/2 और 4y = 5z से z = 4y/5 मिलता है। अतः x : z = (3/2) : (4/5) = 15 : 8।