Theoretical probablity=desiredoutcomes/totalpossibleoutcomes

desired=number of white marbles=20
total possible=red+blue+white=30+50+20=100

so theoretical probablity=20/100=2/10=0.2=20%

7 0

3 years ago

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BRAINLIEST FOR CORRECT ANSWER: What is the area of this figure?

White raven [17]

The answer is 253 square feet

3 0

2 years ago

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This is from Khan academy I have to attach a PNG if you can help me solve it! Thank you!

Elenna [48]

Step-by-step explanation:

$\frac{5 {}^{ - 4x + 7} }{125 {}^{x} }$

$\frac{5 {}^{ - 4x + 7} }{5 {}^{3x} }$

$5 {}^{ - 4x + 7 - 3x}$

$5 {}^{ - 7x + 7}$

7 0

2 years ago

If a number n is a multiple of two,then n is even.​

If a number n is a multiple of two,then n is even.