2 years ago

Need help please with this question need the answer fast.

Mathematics

1 answer:

AlladinOne [14]2 years ago

3 0

The answer is C, moderate negative association

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Together Abel and Bob have 49 video games. Abel has 11 more video games than Bob. How many games does each person have.

DiKsa [7]

Answer:

Abel has 30

Bob has 19

Step-by-step explanation:

Abel = a

Bob = b

a + b = 49

a = b + 11

Substitute:

2b + 11 = 49

2b = 38

b = 19

a = 30

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2 years ago

In a box there are six envelopes each containing two cards. Three of the envelopes contain two red cards, two of them contain a

Sphinxa [80]

Answer:

$\frac{2}{5}$

Step-by-step explanation:

3 envelopes having 2 red card

2 envelopes having 1 red card and 1 black card

1 envelope having 2 black cards

We are given that . An envelope is selected at random and a card is withdrawn and found to be red.

So, No. of ways of envelope having red card = 3+2 = 5

No. of required ways of envelope having 1 red card and 1 black card = 2

So, probability of getting an envelope having 1 red card and 1 black card = $\frac{2}{5}$

Hence The chance the other card is black is $\frac{2}{5}$

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2 years ago

Select the equation in which the graph of the line has a negative slope, and the y-intercept equals -8

Lelechka [254]

Y = kx - 8. The variable k can be any negative value.

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2 years ago

Yani has a box of pencils: 5 pencils are green, 12 are brown, 6 are yellow, and 4 are blue. If he selects a pencil at random, wh

dexar [7]

It would be blue I believe

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2 years ago

When 21 is subtracted from the square of a number, the result is 4 times the number.

bixtya [17]

Answer:

Step-by-step explanation:

7^2 =49

49 -21 =28

28÷7 = 4

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2 years ago