Question

plz guys solve it fasttttttt......

Answer 1

$given \: \: \\ \frac{x}{y} = \frac{10}{3}$
X=10 and y=3

then, 3x²+2y²=3*10²+2*3²=318
and 3x²-2y²=3*10²-2*3²=282
now ATQ,
(3x²+2y²):(3x²-2y²)= 53:47