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larisa86 [58]
3 years ago
12

Robert is going to invest $640 and leave it in an account for 20 years. Assuming the interest is compounded quarterly, what inte

rest rate, to the nearest hundredth of a percent, would be required in order for Robert to end up with $1,280?
Mathematics
1 answer:
ollegr [7]3 years ago
5 0

Answer:

Interest rate ≈ 3.48%

Step-by-step explanation:

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write the 2 digit numbers that matches the clues my number has tens digit that 8 more that one's digit. zero is not one my digit
Natalka [10]
The answer is 91 because the tens place has to be 8 more so in the 80's, 8 would be 8 more than 0 and 0 is not one of the digits and it's a 2 digit number so it can't go to the 100's so 91 is the best answer. I hope this helped you
7 0
3 years ago
How to solve this.im stuck in this question for 20 mins. Plzz answer
Alik [6]

Answer:

Find the minimum or maximum value of the function g (I) = -3x^2 - 6x + 5. Describe the domain and range of the function, and where the function is increasing and decreasing. > -1 all real numbers The function The maximum value is I < 0 The domain is and the range is right of I left -1 is increasing to the of I= and decreasing to the 0 12 :: yo y0 :: 8 :: IS-1 :: -1 :: 0 :: I> 0 :: 1 :: 8 :: < 0 :: left :: all real numbers :: y -8 :: y < 8 :: y8​

Step-by-step explanation:

4 0
2 years ago
The price has changed from 125$ to 75$. By how much percent did it change
Firlakuza [10]

Answer:

-40 %

Step-by-step explanation:

((y2 - y1) / y1)*100 = your percentage change

(where y1=start value and y2=end value)

((75 - 125) / 125) * 100 = -40 %

The percentage change from 125 to 75 is -40 %

6 0
3 years ago
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Point A is plotted at (-5, 3)
Diano4ka-milaya [45]

Answer:

quadrant 1

Step-by-step explanation:

quadrant 1 is (-,+)

5 0
3 years ago
A company that manufactures toy trains is making a new boxcar. To fit on the track, the smallest dimension of the toy boxcar mus
pochemuha

Answer:

Length = 12 inches, height = 3 inches

Step-by-step explanation:

First, you have to set up a proportion. 2/7, x/42.

Then, you cross multiply and get the setup of 84=7x

Finally, you divide 84 by 7 and get 12.

12 is the length, and there is no other answer that has 12 in the height. You could just do the same proportion to get 3, though.

8 0
3 years ago
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