A varies directly as B and A varies inversely as the square of C. When B = 48 and A = 6, then C = 8. Find the value of A when B = 50 and C = 5.
What is the compound ratio of 2 : 3, 4 : 7 and 5 : 8?
A shopkeeper sold a TV set for ₹ 17940 at a discount of 8% and gained 19.6%. If no discount is allowed, what will be his gain percent?
If, then what will be the value of k?
The sum of 3 numbers is 136. If the ratio between first and second is 2:3 and between second and third is 5:3; then the second number is-
A real estate broker makes a profit of 10% of all the sales. How many plots of Rs 50,000 will he have to sell to earn a total of a commission of Rs 60,000?
The ratio of the father’s age to the son’s age is 4 : 1. The product of their age is 196. What will be the ratio of their ages after 5 years?
A man buys apples at a certain price per dozen and sells them at eight times that price per hundred. His gain or loss percent is
A book is marked at 15% above the cost price and is sold at a discount of 5%. Find the profit percent.
A deal offers three successive discounts of and on an article. What is the single effective discount rate?
If yz:zx:xy = 1 : 2 : 3, then find .
Dream Pies, a confectionary store purchase eggs at the rate of 11 eggs for Rs 10 and sell them to customers at the rate of 10 eggs for Rs 11. Find the percentage of profit they earn?
In the aptitude of a multinational company having 100 questions at TNEA University, a student gets +4 marks for attempting a question correctly and -1 for attempting it wrong. If a student scores 200 marks in the test, find the number of question attempted wrong by the candidate. Assume that the student attempted all the questions.
An object 1.6m long casts a shadow 1.4 m long. At the same time another object kept nearby casts a shadow 6.2 m long. Find length of second object.
Assume that the shadow of the object is directly proportional to the length of the object.
A, B and C started a business with an investment in the ratio 5:6:8. After one year C withdraw 50% of his capital and A increases 60% of his capital. After two years, in what ratio should the profit earned be distributed among A, B and C?
The cost of 400 sacks of rice, each at Rs together with dealer’s commission amount to Rs 5100. What is the percentage of profit of the dealer?
A shopkeeper bought 36 bananas for Rs. 162. He sold 25 of them at Rs. 6 each and the remaining at Rs. 82.5. What is the profit earned by the shopkeeper?
If the selling price of a guitar is times more than its cost price, find the percentage of profit earned on guitar.
