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Crazy boy [7]
2 years ago
7

In how many ways can 3 red balls , 4 blue balls and

Mathematics
1 answer:
sukhopar [10]2 years ago
8 0

Answer:

1050 ways

Step-by-step explanation:

Total Number of red balls = 5

Total Number of blue balls = 5

Total Number of white balls = 7

Number of red balls selected = 3

Number of blue balls selected = 4

Number of red balls selected = 5

Using the multiplication and combination relation :

nCr * nCr * nCr

Red balls = 5C3

Blue balls = 5C4

White balls = 7C5

Using calculator:

5C3 * 5C4 * 7C5 = 10 * 5 * 21

(10 * 5 * 21) = 1050 ways

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PLZZZ HELP ME WITH THESE 4 QUESTIONS <br><br> THX SO MUCH!! ( 80 POINTSSSSS!!!!)
katrin2010 [14]

For section 3.01 black, number 1 is correct, but number 2 is wrong.

When you raise an exponent to an exponent, you multiply the 2 exponents.

(x^4)^5 is x^20.

Number 3 is also right.

For 3.02, you use the interest formula. (1 + i/100)^t times x

x is the amount of money you have originally. i is the interest rate, t is the time.

1,500(1.03)^5 = 1738.91111145

$1738.91

For section 3.01 red in fractional exponents the numerator are the powers and the denominator is the root.

\sqrt[4]{a^{3} }  = a^{\frac{3}{4} }

7 0
3 years ago
Which function has the same y-intercept as the graph below ?
Natalija [7]

Answer:

D. y+4=2x

Step-by-step explanation:

-4 from both sides

y=2x-4

        ^ y-intercept (-4) same as on the graph          

4 0
3 years ago
On a scale drawing, 1 millimeter is 5 meters. If a line on the drawing is 4.5 centimeters, how many meters is it actually?
snow_lady [41]
We know 4.5 cm = 45 mm so all we have to do is 45 mm*5 to get 225 meters. Your answer would be: This is actually 225 meters. Hope this helps!
4 0
3 years ago
50 is times as much as
yuradex [85]

Answer:

i dont really understand this question though but ill try. Ok so 50 times, to say this you would have to take a number then multiply that number by 50 and you would get your answer. but this is the only way i think you could say 50 is  times as much as.

Step-by-step explanation:

I hope this helped you in some way or form. :)

3 0
3 years ago
Find the value of x? <br><br> (Is this right?)
ipn [44]
Yes, good job! Since AB and CD are congruent, so are the angles
7 0
3 years ago
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