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The ratio of the number of males and fem...

The ratio of the number of males and females in a group is 6:7. Fifteen females leave the group. As a result, this ratio becomes 12:11. Now, if 6 males join the group, then what will be the ratio of the number of males and females in the group?
एक समूह में पुरुषों और महिलाओं की संख्या का अनुपात 6 : 7 है | पंद्रह महिलाएं समूह से निकल जाती हैं | परिणामस्वरूप, यह अनुपात 12 : 11 हो जाता है | अब, यदि 6 पुरुष समूह में शामिल हो जाते हैं, तो समूह में पुरुषों और महिलाओं की संख्या का अनुपात क्या होगा ?

A

`3 : 2`

B

`6:5`

C

`4:3`

D

`5:4 `

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  11. If x+y+z = 400 and x:y:z = 1:1:2. Then find the value of z ? यदि x+y...

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  17. If (2x-y) : (5x+3y) = 3:8, then find the value of (x^2+y^2) : (x^2-y^2...

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