If the circum radius of the equilateral triangle is 12 cm then what is the value of in radius (in cm) of the triangle?
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Simple interest on a sum of Rs 6800 for 18 months is Rs 2244. What is the rate (in percentage) of interest per annum?
The line passing through (4,3) and (y,0) is parallel to the line passing through (-1,-2) and (3,0). Find y?
The average age of a batch of 19 members is 24 years. If the age of the faculty be included, then the average increases by 4 months. What is the age of the faculty?
P can do a piece of work in 60 days & Q can do the same work in 50 days. Find the ratio of working efficiencies of P to Q.
In what ratio is the segment joining (-1,-12) and (3,4) divided by the x-axis?
Solve the following 7 x {4 + (-2) x (-3)} = ?
If Tan A = 15/8 and Tan B = 7/24, then Tan (A - B) = ?