What three consecutive numbers add up to 72?
Category: Math · Difficulty: hard
Hint: The average of the three numbers will be a factor of 72.
Answer
23, 24, 25
Explanation
Let the middle number be x; therefore, (x-1) + x + (x+1) = 72, leading to x = 24. The three numbers are 23, 24, and 25.
This is a hard math riddle — a tricky one that takes a little thought. The answer is 23, 24, 25.
More Math riddles
- In a basket, there are 2 apples, 3 oranges, and 5 bananas. If you take out 3 fruits at random, what is the…
- What is the sum of the unique prime factors of 210?
- What is the sum of the roots of the polynomial x² - 6x + 9?
- If you list all the odd numbers from 1 to 100, what is the sum of the first 50 odd numbers?
- What is the value of the harmonic series H(10)?
- What is the smallest three-digit palindrome that is also a multiple of 9?
- What is the result of adding 15 and 27?
- If you count from one to ten, how many 'fives' do you say?