R lends some money to S on which S pays ₹17,000 more to R. S lends the same money to T, on which T pays 8.5% more to S. What should be the minimum amount (in ₹) that S must borrow so that he does not incur any loss in the process?
If x² - 7x + 1 = 0, and 0 < x < 1, what is the value of \(x^2 - \frac{1}{x^2}\)
21\(\sqrt{5}\)
-21\(\sqrt{5}\)
28\(\sqrt{5}\)
-28\(\sqrt{5}\)
The marked price of a geyser is ₹9,400 and the shopkeeper allows a discount 4% on it. Find the selling price of the geyser.
In ₹150, B buys 10 pens for ₹8 each, 10 erasers for ₹5 each and some sharpeners for ₹4 each. What is the average price per item in ₹?
10 women can do a work in 6 days and 6 men can do the same work in 5 days. If all these men and women work together, then how many days will they take to finish this work?
\(2\dfrac{8}{11}\)
\(4\dfrac{6}{11}\)
\(1\dfrac{2}{11}\)
\(3\dfrac{4}{11}\)
If â–³ABC ~ PQR, AB = 4 cm, PQ = 6 cm, QR = 9 cm and RP = 12 cm, then find the perimeter of â–³ABC.