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docker41 [41]
3 years ago
10

There are 5 girls and 5 boys in a chess club. The club holds a round-robin tournament in which every player plays against every

other player exactly once.
What fraction of the games are boy-versus-boy
Mathematics
1 answer:
umka21 [38]3 years ago
5 0
The answer would be 18.9%
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An inventor receives 4% of the cost of every product a company sells. If the company sells $5,000 worth of product, how much doe
andrew-mc [135]

Answer:

The investor receives $200

Step-by-step explanation:

In order to find this, simply multiply the percentage by the total amount.

$5,000 * 4%

$5,000 * .04

$200

4 0
3 years ago
Find a vector function, r(t), that represents the curve of intersection of the two surfaces. the paraboloid z = 7x2 + y2 and the
Akimi4 [234]
Letting x=t, we get y=3x^2=3t^2 and z=7x^2+y^2=7t^2+(3t^2)^2=7t^2+9t^4, so we can parameterize the intersection by

\mathbf r(t)=\langle t,3t^2,7t^2+9t^4\rangle

where -\infty.

Image attached.

5 0
3 years ago
In the figure to the right, if AC=12 and BC=9, what’s the radius?
Lynna [10]

Answer:

it aproximatley 7.937 rounded to the nearest tenth its 7.9

Step-by-step explanation:

3 0
4 years ago
Read 2 more answers
Ye has his own business. He checks his sales receipts three times a day, his afternoon sales were 50$ more than his mourning sal
IRINA_888 [86]

Answer:

The answer is 150

Step-by-step explanation:

It's 150 because ye evening sales are three times of his afternoon sales.

SO that means you have to times 50x3=150 or you can add 50+50+50=150. there is your answer.

3 0
3 years ago
Read 2 more answers
Help me out here guys
kvasek [131]
D.

f(x) can be written as (x+2)(x-2)(x-1)
by using difference of two squares to expand x^2 - 4 whch yields 3 x intercepts

similarly, k(x) can be written as
x(x+5)(x-5) which also yields 3
x intercepts (0,-5, and 5)
3 0
3 years ago
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