What is the value of x? enter your answer, as a decimal, in the box. x=

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

(60 points) explain this in detail