Plz give me that answer I Very appreciate you if you give me the answer.

If 20% of a number is 35, what is 50% of that number?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.