Answer:
90k-20k = 70k they had 1709 interest money
Step-by-step explanation:
Do 2*3 then do the answer divided by 18 to get the answrr
Okay so this problem basically is saying if the value is 90000 and per every 1000 she has to pay 31$ in tax
So first divide $90,000 by $1,000 you should get 90
Now you can do 90 times $31 to find how much tax she will have to pay which equals $2,790 tax total