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Gwar [14]
3 years ago
10

At the basketball game, Leo scored points in 30% of his attempts. Which of the following statements is true?

Mathematics
1 answer:
Nuetrik [128]3 years ago
5 0

Answer:

C. Leo scored points in 3/10 of his attempts

Step-by-step explanation:

30% is 30/100

Which can simplify to

3/10

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Write the simplified form of -64^1/3
GREYUIT [131]

Answer:

-4

Step-by-step explanation:

<em>Factor by the numbers from left to right.</em>

<em>64^\frac{1}{3}</em>

<em>64=4^3</em>

<em>(\frac{4}{3})^\frac{1}{3}=4^3^*^\frac{1}{3}=4</em>

<em>It changes to positive to negative.</em>

<em>-4</em>

<em>-4 is the correct answer.</em>

8 0
3 years ago
ILL GIVE BRAINLIEST PLS HELP
yan [13]

Answer:

1/5

Step-by-step explanation:

The stick has a length of 5 units

The stick is broken at two points chosen at random

First break: the probability that you get a piece that is 1 unit or longer than 1 units= 1/5.

Second break, the probability that you get a piece that is 1 unit or longer than 1 units is 1/5.

Therefore,

The total probability =probability of first break * probability of second break * original stick unit

=1/5 * 1/5 * 5

= 1/25 *5

=5/25

=1/5

4 0
3 years ago
What they mean is f(x)=3(1/3)^x and its graph. Which statements are true for this function and graph? Check all that apply.
yan [13]
The correct answer for this question is this one:
<span>- The initial value of the function is.

- The function shows exponential decay.

- The function is a stretch of the function f(x) = .

- One point on the graph is (3, 0).</span>
Hope this helps answer your question and have a nice day ahead.
5 0
2 years ago
Read 2 more answers
The sum of 5 and 12 is 7 if and only if
LUCKY_DIMON [66]
The sum of 5 and 12 is 7 if and only if 5 is a negative integer such that
-5 +12 =7.
Integers are whole numbers which are either negatives or positive normally shown using a number line. 
8 0
3 years ago
g A test was conducted to determine if there is a difference between Canadian and American average heart rates. A group of 36 Ca
melisa1 [442]

Answer:

The test statistic  | t |  =4.45

Step-by-step explanation:

<u><em>Step(i):-</em></u>

Given that the first sample size n₁ = 36

Given that the second sample size n₂ = 34

Mean of the first sample x₁⁻ = 68.5

Mean of the second sample x₂⁻ = 70

<u><em>Step(ii):-</em></u>

Test statistic

       t = \frac{x^{-} _{1}-x^{-} _{2}  }{\sqrt{S^{2} (\frac{1}{n_{1} }+\frac{1}{n_{2} }  } )}

     t = \frac{68.5-70}{\sqrt{2(\frac{1}{36}+\frac{1}{34} ) } }

    t = \frac{-1.5}{0.337} = -4.45

The test statistic  | t | = |-4.45| =4.45

6 0
2 years ago
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