Can you count the number of triangles in the given figure?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

What English word has three consecutive double letters?

What is the Surname of Barbie Doll?

Can you fill the blank with the correct number?

6 30 870 756030 _____

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Decode below rebus
D
N
A
T
S , D

In the given picture, in how many ways can you read the word "Tiger"?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?