question &answer based on the mole concept

Which question can be answered by writing a numeral? => How many hours did you practice basketball? or What is your favorite food? or What is your last name? or What is your favorite drink?..

Victor has to answer 2 questions out of 4 questions in an examination. State whether his selection of 2 questions is a permutation or a combination. => Combination or Permutation..

In how many ways can 9 questions be selected out of 14 questions such that the selection always contains the questions numbered 1, 2 and 7? => 452 or 462 or 472 or 467..

Jake wrote a test that had 30 questions. If 12 of the questions were marked wrong, find the number of questions that were marked right. => 18 or 42 or 28 or 22..

Henry has to answer 3 questions out of 6 questions in an examination. State whether his selection of 3 questions is a permutation or a combination. => Permutation or Combination..

There are 39 questions in an exam. David answered 13 questions wrongly. How many questions did he answer correctly? => 52 or 13 or 39 or 26..

Which of the following questions is fair? => Would you prefer a vacation in sunny Florida or wintry Maine? or Would you prefer a vacation in Florida or Maine? or Would you prefer a vacation in Florida or wintry Maine? or Would you prefer a vacation in sunny Florida or Maine?..

Which of the following questions is fair? => Do you prefer, movies or emotional dramas? or Do you prefer, movies or dramas? or Do you prefer, action movies or emotional dramas? or Do you prefer, action movies or dramas?..

Which question can be answered by writing a word or words? => How many of the pets you have are male? or Which color do you like the most? or How many times did you visit your aunt this month? or How many math problems have you completed yesterday?..

Which of the following questions is fair? => Would you prefer watching T.V. or workout in a gym? or Would you prefer watching boring T.V. or workout in a gym? or Would you prefer watching boring T.V. or workout in a gym like most healthy people do? or Would you prefer watching T.V. or wor..