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When x is added to each of 2,3,30 and 35...

When x is added to each of 2,3,30 and 35, then the numbers obtained in this order, are in proportion. What is the mean proportional between (x+7) and (x-2)?
जब x को 2, 3, 30 और 35 में जोड़ा जाता है तो इस क्रम में प्राप्त होने वाली संख्याएं समानुपात में हैं | (x+7) तथा (x-2) के बीच मध्य समानुपाती ज्ञात करें |

A

7

B

5

C

6

D

4

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