MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A bag contains 3 red, 2 white and 4 green balls. What is the probability of drawing the second ball to be green if the first ball drawn is red? The balls are replaced in the bag. |
| A. | ( frac {3}{9} ) |
| B. | ( frac {4}{27} ) |
| C. | ( frac {4}{3} ) |
| D. | ( frac {4}{17} ) |
| Answer» C. ( frac {4}{3} ) | |
| 2. |
A bag contains 3 red, 2 white and 4 green balls. What is the probability of drawing the second ball to be white and the first ball drawn is green? The balls are replaced in the bag. |
| A. | ( frac {1}{9} ) |
| B. | ( frac {2}{9} ) |
| C. | ( frac {8}{81} ) |
| D. | ( frac {2}{81} ) |
| Answer» D. ( frac {2}{81} ) | |
| 3. |
A bag contains 4 red, 2 green and 7 blue balls. What is the probability of drawing a red ball and the first ball drawn is blue? The balls drawn are replaced in the bag. |
| A. | ( frac {28}{169} ) |
| B. | ( frac {8}{11} ) |
| C. | ( frac {4}{128} ) |
| D. | ( frac {14}{11} ) |
| Answer» B. ( frac {8}{11} ) | |
| 4. |
A card is chosen at random from a deck of cards and then replaced, a second card is chosen. What is the probability of choosing a four and then a queen? |
| A. | ( frac {7}{11} ) |
| B. | ( frac {7}{100} ) |
| C. | ( frac {1}{169} ) |
| D. | ( frac {9}{11} ) |
| Answer» D. ( frac {9}{11} ) | |
| 5. |
What is the probability of a coin landing on the tail and the dice showing 2 when a coin is tossed and dice is thrown? |
| A. | ( frac {1}{12} ) |
| B. | ( frac {8}{10} ) |
| C. | ( frac {7}{1} ) |
| D. | ( frac {4}{11} ) |
| Answer» B. ( frac {8}{10} ) | |
| 6. |
A box contains a pair of socks in colours blue, red, yellow, green and pink. You reach into the box and choose a pair of socks without looking. You replace this pair and then choose another pair of socks. What is the probability that you will choose the yellow pair of socks both times? |
| A. | ( frac {8}{11} ) |
| B. | ( frac {1}{25} ) |
| C. | ( frac {4}{11} ) |
| D. | ( frac {7}{4} ) |
| Answer» C. ( frac {4}{11} ) | |
| 7. |
A bag contains a pair of gloves in colours blue, red, yellow and pink. You reach into the
|
| A. | ( frac {3}{7} ) |
| B. | ( frac {4}{7} ) |
| C. | ( frac {1}{16} ) |
| D. | ( frac {1}{7} ) |
| Answer» D. ( frac {1}{7} ) | |
| 8. |
What is the probability of obtaining 4 heads in a row when a coin is tossed? |
| A. | ( frac {5}{8} ) |
| B. | ( frac {6}{19} ) |
| C. | ( frac {1}{16} ) |
| D. | ( frac {4}{7} ) |
| Answer» D. ( frac {4}{7} ) | |
| 9. |
What is the formula for independent events? |
| A. | P(AB) = P(A) P(B) |
| B. | P(A B) = P(A) P(B) |
| C. | P(A+B) = P(A) P(B) |
| D. | P(A-B) = P(A) P(B) |
| Answer» C. P(A+B) = P(A) P(B) | |
| 10. |
A dice is thrown twice, what is the probability of getting two 3 s? |
| A. | ( frac {1}{66} ) |
| B. | ( frac {1}{16} ) |
| C. | ( frac {1}{36} ) |
| D. | ( frac {1}{36} ) |
| Answer» E. | |
| 11. |
What are independent events? |
| A. | If the outcome of one event does not affect the outcome of another |
| B. | If the outcome of one event affects the outcome of another |
| C. | Any one of the outcomes of one event does not affect the outcome of another |
| D. | Any one of the outcomes of one event does affect the outcome of another |
| Answer» B. If the outcome of one event affects the outcome of another | |
| 12. |
Events P and Q are independent if P(A B) = P(A) P(B). |
| A. | False |
| B. | True |
| Answer» C. | |