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nikdorinn [45]
2 years ago
15

What is the most appropriate unit for the length of a pencil.

SAT
1 answer:
Aleksandr [31]2 years ago
5 0

Answer:

inches

Explanation:

because centimeters is to small and inches is easier to count

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Which mathematical word describes both 27 x and 6 x in the expression 27 x + 6 x ?
dangina [55]
Commutative is it i think
4 0
2 years ago
Layla has a coin that has a 60\%60%60, percent chance of showing heads each time it is flipped. She is going to flip the coin 55
valina [46]

The probability that she gets <em>more than 3 heads</em> is 0.3456.

There are only two possible outcomes for a fliped coin, either it is head, or it is tail. Since the result is independent of each other coins, the binomial distribution will be used.

Given the following parameters:  

  • x is the number of successes = 5 (coin flipped 5 times)
  • n is the number of trials
  • p is the probability of success on a single trial = 0.6

Using the binomial distribution formula:

P(X =x)=nC_x p^x (1-p)^{n-x}\\P(X =3) = 5C_3 \ (0.6)^3 (1-0.6)^{5-3}\\P(X =3) = 5C_3 \ (0.6)^3 (0.4)^{2}\\P(X=3)=0.3456

Hence the probability that she gets <em>more than 3 heads</em> is 0.3456.

Learn more on binomial distribution here: brainly.com/question/20559010

3 0
2 years ago
What does it mean if ur crush calls u shawty?
Hitman42 [59]
That basically means they love you
8 0
3 years ago
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Jar B has 20% more
LekaFEV [45]
8 1/3% of Jar B’s marbles need to be moved to jar A to make them equal. This is because:

If Jar A has 100 marbles and B has 120 marbles which is 20% more than Jar A then 10 marbles would have to be moved from Jar B to Jar A. To calculate the percentage it would be 10/120 which reduces to .0833 repeating or 8 1/3%.

Hope this helps :)
8 0
3 years ago
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Why are there two high tides a day about 12 hours apart from each other? Earth revolves around the Sun once during that time. Ea
AlekseyPX

Earth rotates entirely on its axis once during this time


Earth's revolution is 365 days

The moon revolves around the Earth every 27.3 day

6 0
3 years ago
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