Can you replace the question mark with the correct number?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Which city is three-fifths chick two third cat and 50% goat?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

What has lots of eyes, but can’t see?

What Time Should the last watch show in the below figure?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

How many triangles can you find in this given picture?