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Math Problems and Logic Puzzles

A collection of math problems, physics puzzles, gear ratios, algebra word problems, and logic puzzles

12 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the next no. in the sequence ? 0, 0.25, 1, 2.25, 4,__

  1. 6
  2. 6.25
  3. 5.5
  4. 5.8
Question 2 Multiple Choice (Single Answer)

Two ladies played cards for candy; the winner received one piece per game from the loser. When it was time for one of the ladies to go home, one lady had won three games, while the other lady had won three new pieces of candy

  1. 3
  2. 6
  3. 9
  4. 12
Question 3 Multiple Choice (Single Answer)

There are 3 Cards as "To the left of the queen, are one or two jacks. To the right of the jack, are one or two jacks. To the right of the club, are one or two diamonds. To the left of the diamond, are one or two diamonds." What are the three cards?

  1. From left to right: the jack of clubs, jack of diamonds, and queen of diamonds
  2. From left to right: the queen of diamonds, jack of diamonds, and jack of clubs
  3. From left to right: the queen of diamonds, queen of diamonds, and jack of clubs
  4. From left to right: the queen of diamonds, queen of clubs, and jack of clubs
Question 4 Multiple Choice (Single Answer)

Solve the following: ABCDEF × 3 = BCDEFA

  1. A = 1, B=2, C=3, D=4, E=5, F=6
  2. A = 1, B=4, C=2, D=8, E=5, F=7
  3. A = 1, B=6, C=0, D=8, E=5, F=7
  4. A = 1, B=6, C=0, D=4, E=5, F=6
Question 5 Multiple Choice (Single Answer)

I have some pencils and some jars. If I put 4 pencils into each jar I will have one jar left over. If I put 3 pencils into each jar I will have one pencil left over. How many pencils and how many jars?

  1. 16 pencils, 5 jars
  2. 31 pencils, 10 jars
  3. 32 pencils, 10 jars
  4. 33 pencils, 11 jars
Question 6 Multiple Choice (Single Answer)

There are 2 trees in a garden (tree "A" and "B") and on the both trees are some birds. The birds of tree A say to the birds of tree B that if one of you comes to our tree, then our population will be the double of yours. Then the birds of tree B tell to the birds of tree A that if one of you comes here, then our population will be equal to that of yours. Now answer: How many birds in each tree?

  1. 7 - Tree B, 5 - Tree A
  2. 5 - Tree B, 7 - Tree A
  3. None of above
  4. Both are correct
Question 7 Multiple Choice (Multiple Answers)

Two trains A and B are moving in opposite directions with speeds of 40 km/h and 60 km/h respectively. The distance between the two trains is 50 kms. At what point the two trains meet?

  1. At a point 30km from A
  2. At a point 20km from A
  3. At a point 20 km from B
  4. At a point 25 km from A
Question 8 Multiple Choice (Multiple Answers)

Two people can complete a work in 12 days.Six people started working. In how many days can they complete the work.

  1. 6 days
  2. 3.5 days
  3. 4 days
  4. 4.5 days
Question 9 Multiple Choice (Single Answer)

There are five gears connected in a row, the first one is connected to the second one, the second one is connected to the third one, and so on. If the first gear is rotating clockwise what direction is the fifth gear turning?

  1. Clockwise
  2. Anti - Clockwise
  3. Wont Rotate
  4. No Idea
Question 10 Multiple Choice (Single Answer)

Three sisters are identical triplets. The oldest by minutes is Sarah, and Sarah always tells anyone the truth. The next oldest is Sue, and Sue always will tell anyone a lie. Sally is the youngest of the three. She sometimes lies and sometimes tells the truth. Victor, an old friend of the family's, came over one day and as usual he didn't know who was who, so he asked each of them one question. Victor asked the sister that was sitting on the left, "Which sister is in the middle of you three?" and the answer he received was, "Oh, that's Sarah." Victor then asked the sister in the middle, "What is your name?" The response given was, "I'm Sally." Victor turned to the sister on the right, then asked, "Who is that in the middle?" The sister then replied, "She is Sue." This confused Victor; he had asked the same question three times and received three different answers. Who was who?

  1. First = Sarah, Middle = Sally, Third = Sue
  2. First = Sue, Middle = Sally, Third = Sarah
  3. First = Sally, Middle = Sue, Third = Sarah
  4. First = Sarah, Middle = Sue, Third = Sally
Question 11 Multiple Choice (Single Answer)

There are five gears connected in a row, the first one is connected to the second one, the second one is connected to the third one, and so on. How much faster would the last gear be if the second gear was twice the size of the first gear, and all the other gears were the same size as the first gear

  1. Double
  2. Same
  3. Half
  4. Cant say from the question
Question 12 Multiple Choice (Single Answer)

There's a toy boat floating in a pool. Place a lead ball in the boat (without sinking it), and measure the level of water in the pool. Now take the ball out of the toy boat and drop it into the pool, and measure the water's level again. Will there be diffrence in water level, if Yes, then which will be higher.

  1. Yes, when the ball is kept on toy boat
  2. Yes, when the ball is dropped in water
  3. No difference
  4. Cant say from the question
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