What is the value of cos (90 – B) sin (C – A) + sin (90 + A) cos (B + C) – sin (90 – C) cos (A + B)?
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The uppermost layer over the earth's surface is called the ______.
Which of the following is a wind based Indian musical instrument?
In a row of boys, Rahul’s position from the right end is 39th and Pankaj’s position from the left end is 53rd. After interchanging their position, Rahul’s position becomes 64th from the right end. How many boys are there in the row?
What is the value of (3/5 + 7/9)?
Nathu La pass is located in ______.
A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.6, 18, 54, ? , 486, 1458
Which of the following border is known as Radcliffe line ?