The rate of discount on an article whose marked price is Rs. 170 and selling price is Rs. 130?
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Simple interest on a sum of Rs 67400 for 14 months is Rs 4718. What is the rate (in percentage) of interest per annum?
If ABCD is a Cyclic Quadrilateral, then the value of Cos2A - Cos2B - Cos2C + Cos2D is
Choose the odd word/letters/number/number pair from the given alternatives.
The angle subtended by the chord of length 10 cm is 120° at the centre. Calculate the distance of the chord (in cm) from the centre.
The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?
What least number must be added to 4131, so that the sum is completely divisible by 19?
If the length of one side and the diagonal of a rectangle are 10 cm and 26 cm respectively, then find its perimeter (in cm).