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maksim [4K]
3 years ago
10

A spinner numbered 1 through 5 is spun 3 times. what is the probability of spinning a number less than 3 each time? are these ev

ents dependent or independent?
Mathematics
1 answer:
olya-2409 [2.1K]3 years ago
4 0
Prob(spinning a number < 3on 1 spin)  = Prob( spinning 1 or 2) = 2/5

Prob( spinning <3 3 times) =  2/5 * 2/5 * 2/5  = 8/125

These events are independent so we multiply the probabilities.
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Write the product as the product of a whole number and a unit fraction 4 x 2/6
Zina [86]
When you multiply a whole number by a fraction, you multiply the whole number by the numerator (top) of the fraction and you end up with an improper fraction. This question simply wants you to multiply the whole number by the numerator, then multiply that whole number by the remaining fraction.

= 4 * 2/6
multiply 4 by the numerator
=(4*2)/6
multiply 4*2 then separate from the remaining 1/6 fraction
=8 * 1/6

ANSWER: 8 * 1/6

Hope this helps! :)
7 0
3 years ago
Please will give brainliest and thanks please help
salantis [7]

Answer:

a c and d

Step-by-step explanation:

sorry if not write

5 0
3 years ago
19. Express 9/4
DochEvi [55]

9/4

(8+1)/4

8/4 + 1/4

2 + 0,25

2,25

3 0
3 years ago
What properties of a figure are preserved under a rotation?
Mekhanik [1.2K]
Isometries I'm guessing<span>

</span>
3 0
3 years ago
Can anyone please teach me how to do this
alisha [4.7K]

Answer:

I will not give in answer but will give an example

Step-by-step explanation:

The area of irregular shapes can be determined by dividing the given shape into smaller regular shapes. The area of irregular shapes can be determined by dividing the given shape into smaller regular shapes.

In real life figures are often irregular shapes - a little bit messy. Think of your messy bedroom once more ‐ is it a perfect rectangle?

The trick is to break these figures into shapes that you know well and whose area you know how to find.

1. Find the area of this room:

3- 2 -4 -6 irregular shape

This can be done in two different ways but ill only give one example on how to find an area.

Method #1

Divide the figure into two rectangles and find all missing lengths.

The larger rectangle has an area of

4cm x 7cm = 28cm2

The smaller rectangle has an area of

4cm x 2cm = 8cm2

If we combine these we will find the total area:

28cm2 x 8cm2 = 36cm2

hope this helps :)

6 0
2 years ago
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