Question

A bag contains 30 marbles, 3 of which are blue, 20 are red, 5 are green, and 2 are purple. Emerson takes a marble out of the bag, records the color, and returns it to the bag. How many purple marbles should he expect after 300 trials?

20
30
50
200

Answer 1

@pooja195 help if you can

Answer 2

Well, a chance of getting a purple once would be 2/30, so first, multiply 300 to 2, and 300 to 30.

Answer 3

300 x 2 = ?

Answer 4

tha would be 600

Answer 5

Yes, and 300 x 30 = ?

Answer 6

9,000

Answer 7

is this right?

Answer 8

Yes, so make it a fraction.

Answer 9

600/900

Answer 10

You mean 9000.

Answer 11

So yes, it is 600/9000. :)

Answer 12

lol

Answer 13

Wait, but what would the answer be...?

Answer 14

30?

Answer 15

Yeah, I think.

Answer 16

ok thx so much for your help. and you both are very nice

Answer 17

hi