For the following questions answer them individually
Radha can complete a piece of work in 3 days, while Raji can complete the same work in 2 days. Both of them complete this work by working together and get ₹150 as the total payment for the work done. What is the share of Radha out of the above payment?
The average marks scored by 8 boys is 72. If the scores of three girls are also included, the average marks increases by 3. The average marks scored by the three girls is:
A shopkeeper was offering two successive discounts of 20% and 15% on an item whose marked price is ₹1,000, while another shopkeeper was offering a flat 33% discount on the same item. Find the positive difference in the nominal amounts of discounts given by the two shopkeepers on the sale of the item.
A bag contains an equal number of 50-paise, 25-paise, 20-paise and 5-paise coins. If the total monetary value of all these coins taken together is ₹55, then how many coins of each type are there?
The breadth of a rectangle is 4/5 of the radius of a circle. The radius of the circle is 1/5 of the side of a square, whose area is 625 $$cm^{2}$$. What is the area of the rectangle if the length of rectangle is 20 cm?
The monthly income of a person was ₹40,000. He used to save 25% of his income. His nominal income increases by 15% and his nominal expenditure increases by 20%. What is the percentage change in his nominal savings?
What is the interest payable on ₹12,000 for 3 months at the rate of 10% per annum, if interest is compounded quarterly?
$$A = 2^{K} \times 3^{5}$$ and $$B = 2^{5} \times 3^{7}$$. If the least common multiple of A and B is $$2^{8} \times 3^{7}$$ , then what is the value of K?
Find the value of the interest earned on a sum of ₹6,000 for 5 years at 8.4% simple interest rate per annum .
The value of $$\frac{2}{3} \times \frac{6}{5} \times \frac{10}{4} + \frac{1}{8} - \frac{3}{8}$$ is:
