Gretta wants to buy a jar of fossils that is 10% off. The original price is $47.82.
What is amount of discount (nearest penny)?

4.78

Step-by-step explanation:

=47.82 x 10/100

=47.82 x 1/10

=4.782

=~ (approx) 4.78

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

costs the what? what is the cost of the pants?

step-by-step explanation:

if it is $10, then the price is 14.

take 40% of the cost, and then add the cost.

40% of 10 = 4

4+10 = 14.