| 31241 | After the typist writes 12 letters and addresses 12 envelopes, she inserts… | Medium | |
| 31253 | Two dice are rolled | Medium | |
| 31256 | The retirement plan for a company allows employees to invest in 10… | Medium | |
| 31286 | Select a card from pack of 52 playing cards, 2cards are drawn… | Medium | |
| 31325 | The probability of a lottery ticket being a prized ticket is 0.2 | Medium | |
| 31328 | Two MBA admissions committees are to be formed randomly from 6 second… | Medium | |
| 31332 | If A speaks the truth 65% of the times, B speaks the… | Medium | |
| 31351 | Two cards are drawn together from a pack of 52 cards | Medium | |
| 31361 | There are 15 balls in a box: 8 balls are green, 4… | Medium | |
| 31364 | f a card is drawn from a well shuffled pack of cards… | Medium | |
| 31365 | In a series of seven football matches between Germany and Argentina … | Medium | |
| 31375 | A card is drawn at random from a deck of cards | Medium | |
| 31472 | John and Amanda stand at opposite ends of a straight road and… | Medium | |
| 31499 | Out of 6 fruits in a basket, 2 are rotten | Medium | |
| 31509 | A basket contains one dozen flowers | Medium | |
| 31529 | Suppose you flip a fair coin five times | Medium | |
| 31532 | A bag holds 2 blue marbles and 3 green marbles | Medium | |
| 31585 | You have a pair of unbiased dices | Medium | |
| 31676 | Before leaving for his business trip, Chad asks his assistant to choose… | Medium | |
| 31683 | M = {-6, -5, -4, -3, -2} T = {-2, -1, 1… | Medium | |
| 31717 | In a dice game, a player wins if he rolls the same… | Medium | |
| 31779 | In a throw of dice what is the probability of geƫing number… | Medium | |
| 31817 | Find the probability that a non leap year selected at random will… | Medium | |
| 31883 | A basket has 7 apples and 5 oranges | Medium | |
| 31923 | If a number N is chosen at random from the set of… | Medium | |
| 31940 | Two MBA admissions committees are to be formed randomly from 6 second… | Medium | |
| 31951 | A birthday child reaches into a bag filled with toys (1 yo-yo… | Medium | |
| 31964 | Find the probability that a leap year chosen at random will have… | Medium | |
| 31965 | A jar contains only three types of objects: red, blue, and silver… | Medium | |
| 32067 | Each of the integers from 0 to 9, inclusive, is written on… | Medium | |
| 32144 | A family has two children | Medium | |
| 32178 | If a fair coin is flipped four times in a row, what… | Medium | |
| 32187 | A couple decides to have 4 children | Medium | |
| 32209 | Kate and David each have …1 | Medium | |
| 32235 | A box contains 2 red, 3 black and 4 blue balls | Medium | |
| 32287 | A coin is tossed three times | Medium | |
| 32313 | Five unbiased coin are tossed | Medium | |
| 32329 | hree unbiased coins are tossed | Medium | |
| 32373 | If two letters are chosen at random (without replacement) from the word… | Medium | |
| 32463 | In the accounting branch of a commercial institute, the percentage of male… | Medium | |
| 32467 | what is the probability of always having x+y>0 ,where y<0 | Medium | |
| 32494 | Jack has two dice, one has six equally probable sides, labeled 1… | Medium | |
| 32521 | There is a total of 120 marbles in a box, each of… | Medium | |
| 32535 | An urn contains 5 red, 6 blue and 8 green balls | Medium | |
| 32650 | The membership of a committee consists of 3 English teachers, 4 Mathematics… | Medium | |
| 32775 | What is the probability of having 53 Fridays in an ordinary year | Medium | |
| 32855 | If a card is randomly drawn from a well shuffled pack of… | Medium | |
| 32872 | The probability that a visitor at the mall buys a pack of… | Medium | |
| 32876 | Jack's toy box contains 13 toy soldiers, 7 model airplanes and 5… | Medium | |
| 32940 | Ten cards numbered 1 to 10 are placed in a box, mixed… | Medium | |