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Let the length of the edges of the two cube be ‘a’ centimeter and ‘b’ centimeter respectively. According to question, 6a² + 6b² = 1248 a² + b² = 208 And ab = 96 Using the formula, x² + y² = (x - y)² = 2xy 208 = (a - b)² +2*96 (a - b)² = = 208-196 (a - b)² =16 a-b = ± 4 The desired difference = 4 cm
The salaries of A and B are in the ratio 3:5. If the salary of A increases by 20% and the salary of B increases by 10%, the new sum of their salaries be...
If sec x - tan x = 1/3, find sec x + tan x:
What is the least number of square tiles required to pave the floor of a room 11 m 47 cm long and 6 m 82 cm broad?
A solid is made by attaching a hemisphere to the top of a cylinder. The height of the cylindrical part is 14 cm, and the radius is 7 cm. Find the total ...
A and B started a business with investments of Rs. _____ and Rs. 5000, respectively. Six months later, C joined with an investment of Rs. _____. After o...
A spherical metallic shell with 6 cm external radius weighs 6688 g. What is the thickness of the shell if the density of metal is 10.5 g per cm3
A man drives at a steady speed of 75 km/h for 4 hours, followed by another stretch of 3 hours at a consistent speed of 40 km/h. What is his average spee...
A mixture contains milk and water in the ratio 7:5. If 6 liters of water is added to the mixture, the ratio of milk to water becomes 7:6. Find the origi...
A person lends Rs. 18,000 to a friend at a simple interest rate of 10% per annum. After 2 years and 6 months, the friend returns Rs. 12,000 and asks for...