By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

It can be easily calculated that the digits 0 to 9 can be arranged into 3628800 distinct ten-digit numbers.

But do you know how many of these numbers are prime?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

There is a rock group of four men that do not sing. Name It?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

When we see 2 but call 10?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

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