Simple interest on a sum of Rs 50200 for 3 months is Rs 1380.5. What is the rate (in percentage) of interest per annum?
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A person purchased 10 shirts costing Rs 150 per shirt. Next day he again purchased the shirts costing Rs 150 per shirt at a discount of Rs 30 per shirt and that day he spent a toal of Rs 1800. What is the average cost per shirt (in Rs)?
An 80 litre mixture of water and acid contains 20% acid. How much acid should be added to make the acid 60% in the new mixture?
The ratio of salary of u, v and w is 8 : 7 : 13. If w gets Rs 3384 more than that of v, then what is the salary (in Rs) of u?
If 60% of a number is added to 60, then the result is equal to the number itself. What is the number?
___ is the point at which the perpendicular bisectors of the sides meet and the center of the circle that circumscribes the triangle is ____.
Which of the following is the correct option for the congruency of the two triangles ABC and PQR as per the SAS congruency criterion?
If a = 5 + 22 & b = 5 - 22, then find the value of a2 - b2.