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Alexeev081 [22]
3 years ago
13

Tanya has several different ways she likes to walk home. One route takes 20 minutes, two of the routes take 30 minutes, and two

take 40 minutes.
Tanya randomly chooses a route to walk home.

What is the probabilty, to the nearest percent, that it will take her 30 min to walk home?

A). 20%

B). 33%

C). 40%

D). 67%
Mathematics
1 answer:
GenaCL600 [577]3 years ago
5 0
There are a total of 5 different routes that Tanya can take. Of the 5 routes, 2 of them take 30 minutes. So we divide 2 by 5 to get 0.40. To get a decimals, we need to move the decimal over to the right 2 places. So the answer is C. 40%. I hope this was helpful and if so, please leave a good rating and thanks and maybe even brainliest answer. Thank you and I really appreciate it. Have a nice day!
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6 0
3 years ago
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6 0
3 years ago
Maria has recently retired and requested an extra ​$444.00 per year in income. She has $ 5400 to invest in an​ A-rated bond that
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Answer:

$2400 in A rated bond and $3000 in B rated bond.

Step-by-step explanation:

We have been given that Maria has recently retired and requested an extra ​$444.00 per year in income.

We can represent this information in an equation as:

A+B=5400...(1)

She has $5400 to invest in an​ A-rated bond that pays 10% per annum or a​ B-rated bond paying 6% per annum.

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From equation (1), we will get:

A=5400-B

Substitute this value in equation (2):

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540-0.10B+0.06B=444

540-0.04B=444

540-540-0.04B=444-540

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Substitute A=2400 in equation (1):

2400+B=5400

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Therefore, Maria should invest $3000 in B-rated bond.

6 0
3 years ago
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Answer:

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Step-by-step explanation:

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8 0
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Answer:

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Step-by-step explanation:

Hope this helped!

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