For the following questions answer them individually
Find the average of the following sets of sources.
253, 124, 255, 534, 836, 375, 101, 443, 760
Raj sold an item for Rs. 6384 and incurred a loss of 30%. At what price should he have sold the item to have gained a profit of 30%?
What would be the simple interest accrued in 4 yr on principle of Rs.18440 @ 15% per annum?
A truck covers a distance of 640 km in 10 h. A car covers the same distance in 8 h. What is the respective ratio between the speed of the truck and the car?
The respective ratio between Sita’s and Riya’s and Kunal’s monthly income is 84: 76: 89. If Riya’s annual income is Rs. 456000, what is the sum of Sita’s and Kunal’s annual incomes? (In some cases monthly income and in some cases annual income is used).
The sum of 15% of a positive number and 20% of the same number is 126. What is the one-third of that number?
Nandita scored 80 per cent marks in five subjects together viz, Hindi, Science, Maths, English and Sanskrit together wherein the maximum marks of each subject were 105. How many marks did Nandita score in Science if she scored 89 marks in Hindi, 92 marks in Sanskrit, 98 marks in Maths and 81 marks in English?
At present Anil is 1.5 times Purvi’s age. Eight years hence the respective ratio between Anil and Purvi’s age then will be 25: 18. What is the Purvi’s present age?
The average of four consecutive numbers A, B, C and D respectively is 49.5. What is the product of B and D?
