I have branches, but no fruit, trunk or leaves. What am I?

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

Replace the question mark with the correct number in the below-given picture?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

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

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

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Can you find the key in the picture below?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?