Answer:
The person invested $3500 at 7% and $2500 at 5%
Step-by-step explanation:
We can say that
because the investment is equal both in one as in another, where x is the income from the investment.
Solving the equation we have:

Then to get the incomes:
At 7%: 
And at 5%: 
Finally we can demonstrate the answer because the income at 7% + income at 5% are 3500+2500=$6000
V = length times width times height
V = 45 * 12 * 10
V = 5400
Hope this helps
Solution for 560 is what percent of 224:
560:224*100 =
(560*100):224 =
56000:224 = 250
Answer:
-3/80
Step-by-step explanation:
(− 3/4 / 4/5) = -0.0375 (calculator)
-0.0375 / 1 * 10000 / 10000 = 375 / 10000
375 / 10000 (divided by) 125 / 125 = 3 / 80
negative decimal = negative fraction (-0.375 = -3 / 80)