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Tamiku [17]
3 years ago
13

Each of the letters of the word COLORADO are written on a piece of paper and then put into a bag. A piece of paper is drawn at r

andom. What is the theoretical probability, as a decimal, of drawing an O? Round the decimal to the nearest hundredth. (also konrad thank you,you have been helping me out so much thank you)
Mathematics
2 answers:
KonstantinChe [14]3 years ago
6 0

There are 3 Os in the bag, and 8 letters in total.

Then, the probability of pulling a piece of paper with O on it is:

# of Os/total # of papers = 3/8 which is about 0.38 (rounded from 0.375).

Ilia_Sergeevich [38]3 years ago
3 0

0.375 is the answer because there are 3 0's in COLORADO and 8 letter's in total. The fraction part would be 3/8 and in decimals it is 0.375.

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By using Pythagoras theorem

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Figure ABCD is a parallelogram. Is it also a rhombus? why or why not?
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Answer:

Brainliest!!

Step-by-step explanation:

In plane Euclidean geometry, a rhombus is a quadrilateral whose four sides all have the same length. Another name is equilateral quadrilateral, since equilateral means that all of its sides are equal in length.

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What is the value of n in the diagram below?
IRINA_888 [86]

Answer:

n = 24

Step-by-step explanation:

(n + 18) and 2n are "complementary angles:"  they add up to 90°.

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5 0
3 years ago
charity is four times as old as her daughter. she is also six years younger than her husband. The sum of their ages ten years to
Pachacha [2.7K]

Answer:

36years

Step-by-step explanation:

Let charity present age be x

Charity daughter present age be y

Charity husband present age be z

If the sum of their ages ten years to come is 117, then;

10+x+10+y+10+z = 117

30+x+y+z = 117

x+y+z = 87 ... 1

If charity is four times as old as her daughter, then;

x = 4y

y = x/4 ... 2

If she is also six years younger than her husband, then;

x = z- 6

z = x+6 .. 3

Substitute 2 and 3 into 1;

x + x/4 + (x+6) = 87

Multiply through by 4

4x + x + 4(x+6) = 4(87)

5x+4x+24 = 348

9x = 348 - 24

9x = 324

x = 324/9

x = 36

hence Charity is 36years old today

5 0
3 years ago
Someone please help. It is easy
Juli2301 [7.4K]
Alright. So we have 2 eggs at 2.49 each. That is $4.98. We have .25 pounds cheese priced at $13.40 per pound. 13.40 x .25 = $3.35. Then we have juice at $5.49. If we add those up we get: 4.98+3.35+5.49=$13.82. Then we get $0.75 in change, so if we add $13.82 and 0.75 we get: $14.57

The answer is $14.57.
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3 years ago
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