Quantitative Aptitude - Arithmetic Ability Questions

Each question contains Quantity I and Quantity II. Read the contents carefully and answer your questions accordingly.

Quantity I: there are three numbers in the ratio 5:6:10. The sum of the largest and the smallest numbers is 126 more than the other number. Find the largest number?

Quantity II: 12% of first number is equal to 25 % second number. The difference of these two numbers is 78. Then find the largest number?

The interest earned on Rs. 1600 at the rate of 5% S>I per annum for 6 yrs would be:

If a saree is sold for Rs 1900 the seller will face 5% loss, at what price (in Rs) should he sell the saree to gain 15% profit?

Rajesh sells a machine for Rs 57 lakhs at a loss. Had he sold it for Rs 67 lakh, his gain would have been 7 times the former loss. Find the cost price of the machine.

70% of the cost price of a article is equal to the 40% of its selling price. What is the profit or loss percentage?

The entry ticket at a fun park was increased in the ratio 7 : 9, due to which footfalls fell in the ratio 13 : 11. What is the new daily collection (in Rs), if the daily collection before the price hike was Rs 2,27,500?

In the following question, select the odd letters from the given alternatives.

What is the value of  4cos90-A sin390+A - 4sin90+A cos390-Acos180+8A2 ?