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cricket20 [7]
3 years ago
7

I need someone to explain this to me. I don’t understand it at all. :(

Mathematics
1 answer:
UkoKoshka [18]3 years ago
3 0
I don’t understand this either ask the teacher
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There are 5 red balls,4 blue balls and n green balls inside a bag.A ball is taken from the bag at random.Given that the probabil
kotegsom [21]
This means that the probability of picking both red and blue balls would have to be 60% or 0.6

\frac{9}{x} =0.6 \\ 0.6x=9 \\ x=9(0.6) \\ x=15 \\  \frac{n}{15} =0.4 \\ n=0.4(15) \\ n=6
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3 years ago
-5s=−13<br> solve for s .
Marizza181 [45]

Answer:

The answer is going to be 13/5 or 2.6

Step-by-step explanation:

You are going to need to divide both sides by the constant of -5 in order to get s by itsef. After you divide both sides by -5, you will get -13/-5 which two negatives divided by a positive so it would be 13/5 or if you turn it into an integer, it would be 2.6

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The sale price of the sword was $20. It had been marked down 23% for the sale. What was the original
Viefleur [7K]

Answer:

$24.60

Step-by-step explanation:

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3 years ago
How do you find 5% of 100 on a calculator?
UkoKoshka [18]
Enter 5, then °/•, next the X, then 100, and finally = and you should get 5. OR you can turn 5°/• into decimal form of .05 and then press X , 100, and finally =. The answer is 5 either way.
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3 years ago
URGENT The number of counties in state A and the number of counties in state B are consecutive even integers whose sum is 158. I
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I’m not sure try using photo math
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4 years ago
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