Answer:
its 84 dollars sorry I'm late
Step-by-step explanation: Make a proportional relationship.
make 120% into a fraction. 120/100
then make 70 into a fraction using a variable. For example, x/70
Then cross multiply 120 and 70. 120x70=8,400
Last divide 8,400 by 100 and that equals $84.
Hope this helps!