IBM Company Numerical Ability Probability

Max has 5 coins in his pocket that total 47 cents. What is the probability that he will reach into his pocket and pull out a dime, and then without replacing it reach in and pull out a quarter?

Read Solution (Total 2)

in Max's pocket he has 2 pennies, 2 dimes, and 1 quarter
so probab of pulling out a dime is 2/5
and quarter is 1/4
11 years agoHelpfull: Yes(3) No(3)

1 PENNEY = 1CENT
1 NICKEL = 5 CENT
1 DIME =10 CENT
1 QUARTER = 25 CENT
SO THE COINS ARE 2 DIME 1 QUARTER AND 2 PENNYS
AND THE PROBABILITY BE 2/5 FOR DIME AND 1/5 FOR QUARTER
11 years agoHelpfull: Yes(3) No(1)

IBM Other Question

There are 15 homerooms in the school and 20 students in each homeroom. If the principal selects 5 of the homerooms for a pizza party, what is the probability of Mr. Smith's homeroom being selected? A number cube is labeled with the numbers 3,6,9,12,15,and 18. Describe an outcome of rolling the cube that has a probability of 3/6.