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blagie [28]
3 years ago
9

Help please :)))))))))))))))))))

Mathematics
1 answer:
Ivenika [448]3 years ago
4 0

Answer:

21600cm^3

Step-by-step explanation:

7200cm^3÷30cm=24cm

24cm×30cm×40cm

=21600cm^3

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A fair die is rolled 10 times. What is the probability that an odd number (1, 3, or 5) will occur fewer than 3 times?
Alex17521 [72]

Answer:

The probability that an odd number rolls of a die for less than 3 times is 0.054.

Step-by-step explanation:

The sample space of rolling a fair die is, S = {1, 2, 3, 4, 5, 6}

The odd numbers are, {1, 3, and 5}.

The probability that an odd number occurs is:

P(Odd)=\frac{Favorable\ outcomes}{Total\ no.\ of\ outcomes}=\frac{3}{6}=\frac{1}{2}

The die was rolled <em>n</em> = 10 times.

Let <em>X</em> = number of rolls in which an odd number occurs.

The random variable X\sim Bin(n=10,p=\frac{1}{2})

The probability distribution of binomial is:

P(X =x)={n\choose x}p^{x}(1-p)^{n-x}

Compute the probability that an odd number will occur less than 3 times as follows:

P(X

Thus, the probability that an odd number rolls of a die for less than 3 times is 0.054.

6 0
3 years ago
Is y=7/9x+6 proportional?
lapo4ka [179]

Answer: No, y=7/9x+6 is not proportional. The line does not pass through the origin, (0,0).

5 0
2 years ago
In the figure below, which term best describes point T?
chubhunter [2.5K]

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A

Step-by-step explanation:

3 0
3 years ago
PLEASE HELP!!!!! AND TAHNK YOU
Anarel [89]

Answer:

a= 68% times 250, there are 170 students not in Advanced

Step-by-step explanation:

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6 0
3 years ago
Read 2 more answers
An object is 3.6 m from the pinhole. Its image is 4.2 cm from the opposite side of the pinhole. The height of the image is 0.8 c
madreJ [45]

Answer:

Height of the object is 68.6 cm.

Step-by-step explanation:

The height of the object can be determined by:

\frac{object distance from pinhole}{image distance from pinhole} = \frac{object height}{image height}

From the given question;

object distance from pinhole = 3.6 m = 360 cm

image distance from pinhole = 4.2 cm

height of image = 0.8 cm

So that;

\frac{360}{4.2} = \frac{object height}{0.8}

⇒ object height = \frac{360*0.8}{4.2}

                           = \frac{288}{4.2}

                           = 68.571

object height = 68.6 cm

Thus, the height of the object is 68.6 cm.

5 0
3 years ago
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