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geniusboy [140]
2 years ago
7

Lillie and Adam are simplifying the expression 643 Whose reasoning is correct?

Mathematics
1 answer:
Luda [366]2 years ago
7 0

Answer:

The first one

"Only Lillie is correct" that's the right answer.

Step-by-step explanation:

64^2/3 = 16

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Discrete MathA coin is flipped four times. For each of the events described below, express the event as a set in roster notation
Vladimir79 [104]

Answer:

a) 25%

b) 50%

c) 87.5%

Step-by-step explanation:

There are 2^4 = 16 number of outcome in total.

a)First and last flips come up heads. There are 4 outcomes here. Probability of the event is 4/16 = 1/4, or 25%.

- HHHH

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b) at least 2 Consecutive flips that is heads. There are 8 outcomes. Probability of event is 8/16 = 1/2, or 50%

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c) At least 2 consecutive flips that are the same. There are 14 outcomes. Probability of 14/16 = 7/8, or 87.5%

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6 0
3 years ago
During a flu epidemic, 44 students out of the 80 who are in Ms Grant’s class were absent. What percent were absent?
wel
44/80 x 100
=0.55 x 100
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8 0
3 years ago
Read 2 more answers
Solve the equation -18=p/2?
sasho [114]

Answer:

p=-36


Step-by-step explanation:

-18=p/2

______________________

Multiply both sides by 2

-18(2)= p/2 (2)

______________________

-36 = p

switch the sides of the equation

______________________

p=-36


5 0
3 years ago
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In a seafood stew, Erin wants to use lobster, crab, and shrimp. She wants one part lobster, two parts crab, and three parts shri
alukav5142 [94]

Answer:

Answer: (B) 3

Step-by-step explanation:

20x + 15(2x) + 10(3x) = 40

20x + 30x + 30x = 40

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x = 40/80

x = 1/2

Find the amount of lobster

Lobster = x = 1/2 pound

Find the amount of crab:

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Find the amount of Shrimp:

Shrimp = 3x = 3(1/2) = 3/2 pounds

Find the total pounds of seafood:

Total = 1/2 + 1 + 3/2 = 3 pounds

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6 0
3 years ago
(10 points)What is the sum of the first ten terms of the sequence 4,-12, 36, -144...
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Answer:

b

Step-by-step explanation:

7 0
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