Math Riddles - Page 8

Several cartons of candy are being shipped from a manufacturer to warehouses where they will be prepackaged to sell to stores. The candy in each carton needs to be divided equally among 3, 4, 5, or 7 stores. What is the least number of pieces of candy that each carton can have?
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A fish is fifteen inches long. Its head is as long as its tail. If the head were twice as long as it really is, the head and tail would together be as long as what’s in between. How long is each part of the fish?
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What is the missing number in this arrangement?
1 2 3 4 5
1 3 7 15 31
1 4 13 40 121
1 5 21 85 ???
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You have a cake which you must cut into 8 equal pieces. You may make only 3 cuts. How will do this?
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If 3 salesman can sell three stoves in 7 minutes, how many stoves can six salesmen sell in seventy minutes?
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A two-digit number when read from left to right, is 4.5 times less than the same number read from right to left. What is the number?
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Can you find four consecutive prime numbers that add up to 220?
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Bob is ten years older than his brother Stan.There was a time when Bob was three times as old as Stan. What was Stan’s age when Bob was three times as old?
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A box of candy bars can be divided equally (without cutting anything) among 2, 3, or 7 people. What is the least number of candy bars the box could contain?
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You have 55 coins totaling $10.00. There are more nickels than pennies, more dimes than nickels, and more quarters than dimes. How many of each coin do you have?
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Jennifer took a test that had 20 questions. The total grade was computed by awarding 10 points for each correct answer and deducting 5 points for each incorrect answer. Jennifer answered all 20 questions and received a score of 125. How many wrong answers did she have?
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At a sports banquet there are one hundred athletes. Each one is either a football or basketball player. At least one is a football player. Given any two of the athletes, at least one is a basketball player. How many of the athletes are football players?
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Divide 110 into two parts so that one will be 150 percent of the other. What are the 2 numbers?
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If you can buy eight eggs for 26 cents, how many can you buy for a cent and a quarter?
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What is the difference between a new penny and an old quarter?
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How is the moon like a dollar?
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Why should you never mention the number 288 in front of anyone?
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I am the owner of a pet store. If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?
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A large truck is crossing a bridge 1 mile long. The bridge can only hold 14000 lbs, which is the exact weight of the truck. The truck makes it half way across the bridge and stops. A bird lands on the truck. Does the bridge collapse? Give a reason.
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I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?
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