What value should come in place of question mark (?) in the following questions?
`((?)(9)/(4))/(324)=((?)(1)/(4))/(9)`

What value should come in place of the question mark (?) in the following question? 2(3)/(7)-2(1)/(4)-1(1)/(4)+1(1)/(28)=?

What should come in place of question mark (?) in the following questions ? (81)^2xx(9)^8xx(729)^2=(9)^?

What should come in place of the question mark (?) in the following questions ? 5 xx ? = 9584 +4

What value should come in place of question mark (?) in the following question? 196 + 42 xx 11- 171 = ?

What value should come in place of the question mark (?) in the following questions? 31div 3 xx 15= ?

What will come in place of both question marks (?) in the following question? (?)^((1)/(4))=(48)/((?)^((3)/(4)))

What should come in place of question mark (?) in the following questions ? 355xx2.4xx1.7=?+540

What value should come in place of question mark (?) in the following questions? 68% "of" 595-45% "of" 372=?

What value will come in place of both question marks (?) in the following question? (?)^(4/5)/54 =24/(?)^(6/5)

What should come in place of the question mark (?) in the following questions ? 19.9% of 411 = ?