A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Find the next number in the sequence

5 12 24 36 ?

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

Count the number of squares in the picture below.

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

What is the below Rebus indicate?

I purchased an awesome ice cream cone having 5 different flavour scoops.
Five flavours are pistachio, mint-chip, strawberry, marshmallow, and raspberry

I will give u some clues so that you can figure out the order of flavours from bottom to top.
1. The bottom flavour of the cone has 10 letters.
2. The marshmallow scoop is between the pistachio and the mint-chip scoop.
3. marshmallow is the raspberry scoop but below the mint-chip scoop.

So can you figure out the flavour of ice cream in order from bottom to top?

Solve the counting riddle by identifying the number of triangles in the given picture.

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?