Which polynomial correctly combines the like terms and expresses the given polynomial in standard form? 8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3

n6 + 7mn5 + 14m2n4 – 5m3n3 – 6m6
–2m6 – 5m3n3 + 14m2n4 + 7mn5 + n6
14m2n4 + 7mn5 – 6m6 – 5m3n3 + n6
n6 – 6m6 + 7mn5 + 14m2n4 – 5m3n3

8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3

Fantasy-N-fun sells gaming cards for = $9.99.

The amount they pay per card =  $6.75.

Let us find the difference in prices of Fantasy-N-fun sells gaming cards price and the amount they pay per card.

So, the difference is 9.99 - 6.75 = $3.24.

Now, we need to find the percent markup.

So, the percent markup would be