600
10% of $2000 is $200. So $200 x 3 = $600 (or 30%) and finally, $2000 - $600 = $1400.
$84
$4.50
70% off of 110 dollars = 30% of 110 dollars = 110*30/100 = 33 dollars.
600
30 dollars off which is 600 - 30 = $570
80% of 600 dollars is: 600 x 0.80 = 480 dollars
30% off of $600 = $600 - (0.30 x $600) = $420
$540.00
600 x .15 = 90$ now subtract 90$ from 600$ and you get 510$
120
17 dollars.
40 dollars
70% of 17.50 taken off of it leaves 5.25 as the total.
3% is the same as 0.03 and 0.03*600 = 18
10% of $2000 is $200. So $200 x 3 = $600 (or 30%) and finally, $2000 - $600 = $1400.