Grade 10 Math Riddles Challenge
A collection of challenging math riddles designed for Grade 10 students to enhance problem-solving and logical reasoning skills.
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Standards
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Grade 10 Math Riddles Challenge
Name:
Date:
Score:
Read each riddle carefully and use your math skills to find the solution. Show your work where applicable.
1. I am an odd number. Take away one letter and I become even. What number am I?
2. What has an infinite number of points, but only one end?
3. I am a three-digit number. My second digit is four times as big as the third digit. My first digit is three less than my second digit. What number am I?
4. Using only addition, how can you add eight 8s to get the number 1,000?
1. What question can you never answer ?
2. If a chicken and a half lays an egg and a half in a day and a half, how many eggs will six chickens lay in six days?
1. What is the smallest number of ducks that can swim in this formation: two ducks in front of a duck, two ducks behind a duck, and a duck in the middle?
3
4
5
6
2. What number do you get when you multiply all the numbers on a telephone dial?
362,880
1
0
100,000
1. If you have a bag with 10 red marbles and 10 blue marbles, and you pick two marbles, it is more likely you will pick two marbles of the same color than two marbles of different colors.
True
False
1. I have a brother who is 10 years younger than me. In 5 years, I will be twice as old as him. How old are we now?
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