For the following questions answer them individually
On selling an article for ₹800, a person loses 20% of its selling price. At what price should he sell it to gain 25% on its cost price?
AB and CD are two parallel chords of a circle such that AB = 6 cm and CD = 2AB. Both chords are on the same side of the center of the circle. If the distance between them is equal to one-fourth of the length of CD, then the radius of the circle is:
The Table shows the production of different types of cars (in thousands).
The ratio of the total production of type A cars in 2015 and type B cars in 2014 taken together to the total production of type C cars in 2017 and type E cars in 2015 taken together is:
The ratio of the efficiencies of A, B and C is 7 : 5 : 4. Working together, they can finish a work in 35 days. A and B work together for 28 days. The remaining work will be completed (in days) by C alone:
If $$a^2 + b^2 + 64c^2 + 16c + 3 = 2(a + b)$$, then the value of $$4a^7 + b^7 + 8c^2$$ is:
The value of $$2\frac{7}{8} \div \left(3\frac{5}{6} \div \frac{2}{7} of 2\frac{1}{3}\right) \times \left[\left(2\frac{6}{7} of 4\frac{1}{5} \div \frac{2}{3}\right) \times \frac{5}{9}\right]$$ is:
What will be the compound interest (nearest to ₹1) on a sum of ₹25,000 for 2 years at 12% p.a., if the interest is compounded 8-monthly ?