shaisherm shaisherm

04-05-2017
Mathematics

contestada

A bag contains 7 green marbles 9 red marbles 10 orange marbles 5 brown marbles and 10 blue marbles you choose a marble replace it and choose again what is P(Red then blue)?
77/164
19/41 my answer
90/1681
45/41

Respuesta :

04-05-2017

P(R)=9/41, P(B)=10/41

P(RthenB)=P(R)*P(B)

P(RthenB)=(9/41)(10/41)=90/1681

Note:

19/41 would be the probability of P(RorB) on the first pick...

Answer Link

Otras preguntas

what is devlepment of nepal?

What will be value of the unit, if it is measured in kg?

14. Find Mean from given data. X .10 15 20 25 .f . 5 10 7 8 .

what kind of love is expressed in the poem " red red rose"

Help ASAP!! Answer must be in radicals and in terms of pi.

Como en la sociedad colombiana la familia es importante

What effects does increased use of technology have on health?

after allowing 20% discount an article is sold for rs.672 levying 12% VAT, find its market price

Carmen Abdul and David sent a total of 78 text messages over their cell phones during the weekend . Abdul sent 10 fewer messages then Carmen . David sent two ti

The agreement of the trial balance totals is an indication that all transactions have been properly recorded in the books of accounts. Do you agree with this st