If xy = 56 and x2+ y2= 113, then what will be the value of (x + y)?
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What is the value of cosec -150°?
A train 500 m long, running at a uniform speed, passes a station in 35 sec. If the length of the platform is 221 m, the speed of the train in km/hr is
Find the HCF of 865 and 2595.
When a discount of 20% is given on a jacket, the profit is 28%. If the discount is 13%, then the profit is
If cosecA + cotA = x, then value of x is
1/4 of 12?
1/4 of 12
= 1/4 x 12
= 3
Hence, 1/4 of 12 = 3.
How many times the keys of a typewriter have to be pressed in order to write numbers from 121 to 1346?