एक चुनाव में, दो उम्मीदवारों को मिले मतों का अनुपात 5 : 7 था। यदि सफल उम्मीदवार को 20,734 मत मिले, तो उसके प्रतिद्वंद्वी को कितने मत मिले?

If all the girls in school B and school C participated in the function, find the ratio between the number of boys in school B and school C who participated in the function.

Which of the following examples represents an inverse proportional relationship (reverse movement)?