Question 1100487
{{{t=kx/(sqrt(y))}}}


{{{k=t*sqrt(y)/x}}}



Change x to 0.96x and y to 1.44y.
Change in t:
{{{k*0.96x/sqrt(1.44y)-kx/(sqrt(y))}}}
{{{kx(0.96/sqrt(1.44y)-1/sqrt(y))}}}

{{{(kx/sqrt(y))(0.96/sqrt(1.44)-1)}}}

{{{(kx/sqrt(y))(0.96/1.2-1)}}}

{{{t*(-0.2)}}}

Decrease in t by 2/10 or 20%.