MCQs: Two pipes A and B can fill a tank in 4 and 5 hours respectively. If they are turned up alternately for one hour each, the time taken to fill the tank is?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A cistern is filled by a tap in 3 1/2 hours. Due to leak in the bottom of the cistern, it takes half an hour longer to fill the cistern. If the cistern is full how long will it take the leak to empty it?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: Two taps can separately fill a cistern 10 minutes and 15 minutes respectively and when the waste pipe is open, they can together fill it in 18 minutes. The waste pipe can empty the full cistern in?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A cistern has a leak which would empty the cistern in 20 minutes. A tap is turned on which admits 4 liters a minute into the cistern, and it is emptied in 24 minutes. How many liters does the cistern hold?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: Two pipes P and Q can fill a cistern in 12 and 15 minutes respectively. Both are opened together, but at the end of 3 minutes the first is turned off. How much longer will the cistern take to fill?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: Two pipes A and B can separately fill a tank in 2 minutes and 15 minutes respectively. Both the pipes are opened together but 4 minutes after the start the pipe A is turned off. How much time will it take to fill the tank?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: Two pipes A and B can fill a cistern in 20 and 30 minutes respectively, and a third pipe C can empty it in 40 minutes. How long will it take to fill the cistern if all the three are opened at the same time?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A question paper consists of five problems, each problem having three internal choices. In how many ways can a candidate attempt one or more problems?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: In a class there are 20 boys and 25 girls. In how many ways can a boy and a girl be selected?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: In how many ways can three consonants and two vowels be selected from the letters of the word “TRIANGLE”?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A bag contains nine yellow balls, three white balls and four red balls. In how many ways can two balls be drawn from the bag?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: How many four digit even numbers can be formed using the digits {2, 3, 5, 1, 7, 9}
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: How many four digit numbers can be formed using the digits {1, 3, 4, 5, 7,9}(repetition of digits is not allowed)?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: The number of ways in which six boys and six girls can be seated in a row for a photograph so that no two girls sit together is_________?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A letter lock consists of three rings each marked with six different letters. The number of distinct unsuccessful attempts to open the lock is at the most__________?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A committee has 5 men and 6 women. What are the number of ways of selecting a group of eight persons?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: What are the number of ways to select 3 men and 2 women such that one man and one woman are always selected?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: A committee has 5 men and 6 women. What are the number of ways of selecting 2 men and 3 women from the given committee?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: The number of arrangements that can be made with the letters of the word MEADOWS so that the vowels occupy the even places?
Category: Mathematics Quizzes, Published by: TCode Scripts

MCQs: Using all the letters of the word “NOKIA”, how many words can be formed, which begin with N and end with A?
Category: Mathematics Quizzes, Published by: TCode Scripts
