3 years ago

Eight balls numbered from 1 to 8 are placed in an urn. One ball is selected at random. Find the probability that it is

Mathematics

1 answer:

elena-14-01-66 [18.8K]3 years ago

6 0

Answer:

$\frac{7}{8}$

Step-by-step explanation:

You might be interested in

5/8=X/28 Find the value of x in the following proportions.

Leno4ka [110]

Answer:

x = 17.5

Step-by-step explanation:

5/8 = x/28

=> 5(28) = 8x

=> 140 = 8x

=> 8x = 140

=> x = 140/8

=> x = 70/4

=> x = 35/2

=> x = 17.5

4 0

2 years ago

Read 2 more answers

If 5x-8=7, what is the value of 5x+8 ( EXPLAINING NEEDED)

ale4655 [162]

Answer:

$5x+8=23$

Step-by-step explanation:

we have

$5x-8=7$

Adds 16 both sides

$5x-8+16=7+16$

$5x+8=23$

7 0

3 years ago

Simplify the radical expression (-9√28a^2*1/3√63a)<br><br> show work

Dovator [93]

A ≥ 0

$-\not9^3\sqrt{28a^2}*\frac{1}{\not3^1}\sqrt{63a}=\\\\ =-3a\sqrt{4*7}*\sqrt{9*7a}=\\\\=-3a*2\sqrt{7}*3\sqrt{7a}\\\\ =-18a\sqrt7*\sqrt 7*\sqrt a=\\\\=-18a*(\sqrt7)^2*\sqrt a =\\\\ =-18a*7*\sqrt a=\\\\ =-126a\sqrt a$

8 0

3 years ago

As Saturn revolves around the sun, it travels at a speed of approximately 6 miles per second. Convert this speed to miles per mi

bekas [8.4K]

Saturn will travel 86,400 miles in 4 minutes.

6 0

3 years ago

Read 2 more answers

A price for a pair of shoes is 400. the price is decreased by 30%. what is the new price?

sukhopar [10]

The answer is 280 because if you multiply 400 by .3 you get 120 and if you subtract 120 from 400 you get 280

5 0

3 years ago

Read 2 more answers