A bag contains 9 and 4 green marbles green marbles. Which shows the likelihood of choosing a blue marble

Answers

Answer 1
Answer: im going to say that u meant to put 9 blue marbles:)
and ill say the probablitly of drawing a blue marble is very likely 
9/13 times u have a chance of drawing out a blue marble
:P

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16% of 95 is what number?

Answers

16% of 95 is equal to 15.2
IT would be 15.2. :)

95 divided by 4 and 34 divided by 2

Answers

95/4=(95)/(4)=23(3)/(4) or 23r3

and

34/2=(34)/(2)=17
the first answer is 23.75
the second answer is 17.

If 28% of a sum is 100.80 what is the sum

Answers

$360.00*.28= 100.80 

Or do a portion  

28%/100%=100.8/x 

Then cross multiply 

10080=28x 

x=360

Why the image of a figure after a translation is congruent to its preimage

Answers

translation preserve angle mearuement and length

explain why estimating before you divide 624 divided by 6 help you place the first digit in the quotient

Answers


Estimating helps you so you get an idea of what the answer might be.
Like JumpingUnicornz said
It helps you get an idea of what the answer may be similar to.

What is the vertex f(x)= 5x^2+20x-16

Answers

f(x) = 5x² + 20x - 16

y = 5(x² + 4x) - 16
y + 16 = 5(x² + 4x + __)

perfect square:
x² ⇒ x * x
4x ⇒ 2*2x
2² = 4

y + 16 + 4 = 5(x² + 4x + 4)
y + 20  = 5(x+2)²

(x+2)² ⇒ (x+2)(x+2) = x(x+2) + 2(x+2) = x² + 2x + 2x + 4 = x² + 4x + 4

y = 5(x+2)² - 20