Lillian wants to buy a digital camera for $143.00. she baby-sits for $2.75 an hour. so far she has worked a total of 30 hours. how many more hours does she need to work to have enough to buy the camera?

a

step-by-step explanation:

answer:

step-by-step explanation:

here, the total dishes = 10

dishes having meat = 3 ( chicken, meatloaf and hamburger )

thus, the probability of having meat on the chosen dishes = number of dishes having meat / total dishes

=

therefore, the probability of not having meat = 1- the probability of having meat on the chosen dishes

=

=

=

⇒ option b is correct.