The areas of a circle and square are equal. What is the square of the ratio of length of diameter to the length of diagonal?
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Calculate the value of 55-5, if the value of √5 = 2.236.
What is the value of Sin 30° + 2 Cos 30° ?
Solve the following : 3/4+{3/4 + 3/4 ÷ (3/4 + 3/4)} = ?
When a number is increased by 21, it becomes 114% of itself. What is the number?
AB is a diameter of a circle. C is a point on the tangent drawn at A . If AB = 8 cm and AC = 6 cm , then the length of BC is
Profit of Rs 12,400 has to be divided between three partners A, B and C in the ratio 5:7:8. How much does B get (in Rs)?
If compound interest received on a certain amount in the 3rd year is Rs. 12,100, what will be the compound interest (in Rs) for the 4th year on the same amount if rate of interest is 9%?