Question
The cost price of an article is Rs x. It is marked up
by 200%. It is sold at Rs 540 after giving 25% discount. What is the value of x (in Rs)?Solution
Given CP=x MP=3x Discount=25% MP-Discount=540 (3/4)MP=540 MP=Rs 720 3x=720 x=240
In order that the lines y = x + 1, 2x - 3y + 5 = 0 and 3x - y + m = 0 may meet in a point, the value of m should be:
A man travels the first part of his journey at a speed of 40 km/h and the second part at a speed of 60 km/h. What is the average speed of the man?
Quantity I: The time taken by a bike to cross a tunnel and a bridge is 36 seconds and 30 seconds, respectively. If the length of the tunnel exceeds the ...
A man spends 35% of his income on food, 25% on rent, and the remaining amount on other expenses. If he saves ₹9,000, which is 20% of his income, find ...
Amit can complete a task alone in 20 days. Bheema and Chetna, working together, can complete the same task in 12 days. The ratio ...
{19.13 2 – 24.86 2 + 84.92% of 501.16} = ?
A shopkeeper buys 100 apples at ₹5 each. 10 apples get spoiled. He sells the remaining apples at ₹6 each. What is his overall profit or loss percent...
A person buys 2 items for ₹300 each. He sells one at a profit of 10% and the other at a loss of 10%. What is the overall gain or loss percentage?
I. 3x² - 15x + 18 = 0
II. 2y² - 8y + 6 = 0
A sum of Rs. 4,000 becomes Rs. 6,912 in 3 years at a certain rate of interest compounded annually. What is the rate of interest?
