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Xelga [282]
3 years ago
10

An investor invested a total of $2,700 in two mutual funds. One fund earned a 4% profit while the other earned a 2% profit of th

e investors total profit was $80 how much was invested in each mutual fund
Mathematics
1 answer:
Phoenix [80]3 years ago
6 0
Investment problems usually involve simple annual interest (as opposed to compounded interest), using the interest formula I = Prt, where I stands for the interest on the original investment, P stands for the amount of the original investment (called the "principal"), r is the interest rate (expressed in decimal form
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Fastest way to solve this? NOT LOOKING FOR THE ANSWER with logical explanation please about how to solve it.
White raven [17]

Answer:

Distance of Tunnel is 500 meters + Train travel rate is 20 meters per second = 25 seconds to pass through the tunnel only therefore the outstanding balance of 35 seconds x 20 meters per second =600 meters Train

Step-by-step explanation:

Total of length of train 600 meters and tunnel (500 meters) is 1,200 meters +30 seconds = TR of 20 meters per second

7 0
2 years ago
Last year, Mr. Smith's biology class averaged 73 on their first test. This year, his new class averaged 87 on the same
Anastaziya [24]

E. No, there may be other differences between the two years besides the grades.

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May I have brainliest please? :)

4 0
3 years ago
WILL MARK BRAINLIEST!!!!
Sonja [21]

f(x)=\dfrac{4}{x}\qquad\qquad\qquad g(x)=\dfrac{4}{x}\\\\\\\\f(g(x))=f(\frac{4}{x})=\dfrac{4}{\frac{4}{x}}=4\cdot\dfrac{x}{4}=\boxed{x}\\\\\\\\ g(f(x))=g(\frac{4}{x})=\dfrac{4}{\frac{4}{x}}=4\cdot\dfrac{x}{4}=\boxed{x}

so f and g are inverses.

6 0
3 years ago
A certain backpack costs $22, and there is 4% sales tax. What is one way to determine what the amount of sales tax will be? Sele
Mademuasel [1]

Answer:

$0.88

Step-by-step explanation:

cost per 1% = 22 ÷ 100 = 0.22

⇒ cost of 4% = 4 x 0.22 = 0.88

Or

4% = 4/100 = 0.04

⇒ 4% of 22 = 0.04 x 22 = 0.88

Step-by-step explanation:

8 0
3 years ago
Students counted by 8's. how many students counted to get to 112
Ymorist [56]

Answer:

14 students

Step-by-step explanation:

Its simple, you just divide 112 by 8.

6 0
3 years ago
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