Search results

  1. R

    Word problem.

    yeah...Mark Sir is correct.... Eqn(1) y=kx3/y2 Eqn(2) y'=k(76.7)3/(145.5)2 Eqn(2)/Eqn(1)=> y'=21.37y
  2. R

    Word problem.

    Oops...Sorry Sir.... its 76.7...
  3. R

    Word problem.

    x decreases BY 23.3% means x=100-23.3=76.6% So you have to sub. x=76.6. But if they had given decreases to 23.3% then x=23.3 z=145.5 substituting this in the equation with k=1 we get x=21.37 in the answer which you have mentioned they have divided it by 100...
  4. R

    Word problem.

    Is the answer 21.37%?
Top