Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

Solve the equation in the image by looking at the pattern closely.

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

what does the below math rebus puzzle mean?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

How many triangles are there in the picture below?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.