If w : 0.80 :: 9 : 6, w = ?
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What is the area (in sq cm) of a regular hexagon of side 9 cm?
If Sin θ = 12/13, then what is the value of Cot θ?
If tan(A/2) = x, then the value of x is
In a bag the ratio of red balls to green balls is 4 : 9. If 6 more green balls were added to the bag, the ratio of red balls to green balls would become 1 : 3. How many red balls are there in the bag?
The orthocentre of an obtuseangled triangle lies
The fraction from the ones listed below that will NOT lead to a recurring decimal is
The mean of 10 observations is 17. One more observation is included and the new mean becomes 16. The 11th observation is