Total length of the wire = 4 × length of the square = 4 × 22 = 88 cm So, circumference of the circle = 88 cm Radius of the circle = {88/(2π)} = {88 × 7/44)} = 14 cm Area of the circle formed = (22/7) × 14 × 14 = 616 cm2
The price of a sweater is increased by 30% and then decreased by 20%. What is the net change in the price(in%)?
A person purchases 50 shares of a company at a price of Rs 80 per share. He sells part of these shares at a 25% profit and the rest at a 15% loss. If hi...
'U' spends 25% of his monthly income on food, 30% on rent, and 15% of the remaining amount on insurance. He saves the rest in a savings plan that gives ...
Aditi, Bishnu, and Chetna initiated a business with the capital invested by Aditi and Bishnu in a ratio of 9:8. Chetna invested Rs. 800 less than Bishnu...
In a hospital, the ratio of nurses to doctors is 5:2. 30% of nurses and 40% of doctors are working in the emergency department, and 20% of the remaining...
A person gives 20% of his salary to his wife and 25% of the remaining to his children. Now he is left with Rs. 27000. What is his total salary?
Z spends 60% of his salary and saves the remaining. After his salary is increased by 30%, he saves 55% of the increased amount besides the amount he use...
"Aman scored 220 marks and missed the passing mark by 44 marks. If Priya secured 330 marks, then by what percentage are Priya's m...
A student has to secure 40% marks to pass an examination. He gets 150 marks and fails by 30 marks. What are the maximum marks?
The income of P is 3/5th of the income of Q and income of R is 30% more than the income of Q. Income of Q is Rs.30000 and expenditure of P is...
