Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

0 0 0 = 6
1 1 1 = 6
2 + 2 + 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

Using Only Five 5's and any mathematical operator make sum as 37

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?