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kati45 [8]
2 years ago
13

Which of the following is the best estimate of the circumference of a circle that has a diameter of 7 feet? 42 ft 21 ft 14 ft 11

ft
Mathematics
2 answers:
Nutka1998 [239]2 years ago
6 0

Answer:

21 ft

Step-by-step explanation:

Formula of Circle=

π<u>d</u>

<em>Substitute in 7 for d.</em>

<u>π</u>(7)

<em>We'll approximate π to 3.</em>

<u>3(7)</u>

<em>Multiply.</em>

21

11Alexandr11 [23.1K]2 years ago
3 0

Answer:

21 ft

Step-by-step explanation:

Hope it helps

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Four teachers share 3 gallons of paint equally. How much paint does each teacher get
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Each teacher will get 3/4 gallon of paint. You need to divide the 3 gallons by 4 to get an even amount per person.
6 0
3 years ago
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An equivalent fraction for 2/3 is ____
frez [133]

Answer:

8/12

Step-by-step explanation:

2/3 x 4= 8/12

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Suppose a baseball team has 14 players on the roster who are not members of the pitching staff. Of those 14 players, assume that
Nadusha1986 [10]

Answer: Our required probability would be 0.70.

Step-by-step explanation:

Since we have given that

Number of players = 14

Number of players have recently taken a performance enhancing drug = 3

Number of players have not recently taken a performance enhancing drug = 14-3=11

Number of members chosen randomly = 5

We need to find the probability that at least one of the tested players is found to have taken a performance enhancing drug.

P(Atleast 1) = 1 - P(none is found to have taken a performance enhancing drug)

So, P(X≥1)=1-P(X=0)

P(X\geq 1)=1-^5C_0(\dfrac{11}{14})^5\\\\P(X\geq 1)=1-(0.786)^5\\\\P(X\geq 1)=0.70

Hence, our required probability would be 0.70.

7 0
3 years ago
What is the value of Z
KiRa [710]

Answer:

33.11

Step-by-step explanation:

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6 0
3 years ago
Beth and joe won first place at the local talent show and shared the 50$ price equally they also gave some money to their friend
swat32
If they each kept the same amount of the $50 prize, then we divide $50 by 2 people, giving each of them $25 winnings.  Your question is then a little confusing because it could be answered in two ways.  Did they each keep $20.75 out of their $25 winnings, or did the two of them keep $20.75 in a combined total?  Please read your question again to see which might be the case.  I'm answering on the assumption that they each kept $20.75.


STEP 1:
divide total prize money by 2

= $50 ÷ 2
= $25 each won


STEP 2:
If they each kept $20.75

= $25 won - $20.75 each kept
= $4.25 each gave away


STEP 3:
multiply amount given away by 2 people
= $4.25 * 2 people
= $8.50 total given away


ANSWER: The total given to Romy is $8.50.

Hope this helps!  :)
8 0
3 years ago
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