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Nesterboy [21]
3 years ago
7

What is the probability that an event is certain to occur?

Mathematics
1 answer:
faust18 [17]3 years ago
8 0

Answer: 1

Explanation: An event whose occurrence is 100% sure, those events are called certain events.

The probability of such an event is always 1.

Example: The probability of getting a number between 1 to 6 when rolling a die is a certain event.

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Quadrilateral ABCD is reflected over the x-axis. What are the coordinates of
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Answer: A

Step-by-step explanation:

X values to the right of the y axis are positive. X values to the left of the y axis are negative.

Y values above the x axis are positive.

Y values below the x axis are negative.

Pairs of coordinates are always noted as (x,y) with the x value of a point given first and the y value of that same point given second.

5 0
3 years ago
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Jim needs 4 ½ cups of bleach for every ten gallons of water for cleaning. How many cups of bleach should he use if he is making
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2 1/4 cups of bleach

Step-by-step explanation:

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3 years ago
A taxicab company charges $2.10 plus $0.80 per mile. Carmen paid a fare of $11.70. Write and solve an equation to find the numbe
Firdavs [7]

Answer:

y=0.8x+2.1

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Step-by-step explanation:

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Substituting $11.7 for y then we can find the valje of x as 11.7=0.8x+2.1

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5 0
4 years ago
What is the probability of drawing a diamond from a standard deck of cards on a second draw, given that a diamond was drawn on t
Charra [1.4K]
This problem is all about probability. It is the study of predicting the likelihood or chances of a certain event to happen out of all the possibilities. It is always expressed as a part of a whole. Therefore, the answer is either in fraction or in percentage. 

A standard deck of card consists of 52 cards all in all. There are 13 diamond cards within the deck. So, the probability of getting a diamond card is 1/52. But we are given with a conditional probability. The first draw is sure to pick a diamond. So, the probability for this is 1 or 100%. But we should multiply this to the second scenario which is the 2nd draw. If you picked a card already, that means the total number of cards is 52 less 1. Also, because you already picked a diamond in the first draw, the diamond cards left in the deck is 13 less 1. Therefore, the probability of getting a diamond card in the second draw is

Probability = 1 × 12/51
Probability = 12/51
7 0
3 years ago
What is work shown for -6 - 4x =26
Aleks04 [339]

Answer:

x = -8

Step-by-step explanation:

-6 - 4x = 26

- 4x = 32       add 6 to both sides

x = -8        divide both sides by -4 to isolate the variable

4 0
4 years ago
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