Three times my age five years ago is equal to two times my age ten years from now. How old am I today?
35
Let age be A. 3(A - 5) = 2(A + 10) leads to 3A - 15 = 2A + 20, which simplifies to A = 35.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Medium. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
More math riddles
A patch of lily pads doubles in size every day. If it takes 48 days for the patch to completely cover an entire lake, on which day was the lake exactly half-covered?
I bought a jacket and a hat for a total of $110. The jacket cost $100 more than the hat. How much did the hat cost?
If you flip a fair coin 3 times, what is the exact probability that you will get at least two heads in a row?
I am a polygon with three sides, and all my interior angles are equal. What am I?
You have a barrel of oil weighing 100 pounds. You pour out half of the oil, and the barrel now weighs 60 pounds. What is the weight of the empty barrel?
Max has 4 sleds. Noah has twice as many. How many sleds do they have together?