Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

You need to remove two matchsticks to make the below equation true. Can you do it ?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

I add 5 to 9 and get 2. The answer is correct, so what am I?