400 + 20% is 400*1.20 = 480
400 + (6.5%) = 426
$24.00
If the sales were 400 and the commission was 15 she made 415.
it will be (30*300/100)-(40*400/100)+(50*500/100)=500. hope it will help.
$500
680... Think of it like 70 percent of 100 is 70. So times this by 4 equals 280. So plus 280 to 400 and youve got 680!
67.5% of 400 = 270
17.5 percent of 400 is 70
9 percent of 400 is 36.
0.6 percent of 400 is 2.4
400 percent of 1000 = 4000
69 percent of 400 is 276.