Solution: Let x be the amount to be invested (15%).
Then,
x*0.15 + 550*0.11 = (x+550)*0.12
x*0.15 - x*0.12 = 550*0.12 - 550*0.11
0.03x = 550*(0.12-0.11)
0.03x = 550*0.01
0.03x = 5.5
x =5.5÷0.03
x=183.33
Answer: $183.33 more to be invested for 12 % total return.
Add 15:50 and 150 until u get 400
Answer:
2
Step-by-step explanation:
Answer:
$17.70
Step-by-step explanation:
$15.00×18%=$2.70
$15.00+$2.70=$17.70
