I am an odd number. Take away a letter and I become even. What number am I?

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

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

How many words can a pen with half refill write?

Count the number of squares in the picture below.

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

I have branches, but no fruit, trunk or leaves. What am I?

What is next number in the pattern below:

131 517 192 123 ?

Count the number of triangles in the given picture.