Find out the number of triangles in the given figure.

During assembly the students are standing in a line. Salman Khan is 21st in order from both the ends. How many boys are there in the class?

If 25 A 9 B 3=75 and 15 A 6 B 2=45, then 16 A 8 B 2=?

What is angle is made by hour hand in 36 sec?

Complete the following alphabet series?
SAB, ?, QCD, PDD, OEF, NFF

Rahul walks in a shopping complex 150 m East, then he turn North and walks 180 m, then she turns west and walks 70 m, then he turns to her left and walks 180 m. Where is she now with reference to his starting position?

A solid cube of 4 inches has been painted Red, Green, and Black on pair of opposite faces. It has been cut into one-inch cubes. How many cubes have only one face painted that too only red?