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Let the length and breadth of the rectangle be 7x cm and 8x cm, respectively. According to the question, 7x + 8x = 45 Or, x = 45/15 = 3 Therefore, area of the rectangle = 7x × 8x = 56x2 = 504 cm2
Ajay and Bijay can individually complete a task in 18 days and 24 days, respectively. If they work together to finish the task an...
A principal of ₹5000 is invested at a simple interest rate of 8% per annum. What will be the interest earned after 3 years?
The combined current ages of Ram and Shyam add up to 56 years. Four years from now, the age ratio of Ram to Shyam will be 3:5. Determine the age differe...
50 men takes 10 less days to do a work than 30 men takes time for same work. Find in how many days 15 men can complete the 2/5th of the work?
Rs. 8000 was lent in two parts, first part at 5 % p.a. and the remaining at 4% p.a. If the total simple interest from both the parts in 4 years was Rs. ...
Pipe X requires 12 hours to fill 2/3 of a tank, whereas pipe Y can empty the entire tank in 24 hours. If both pipes are opened si...
69 73 64 80 ? 91
If a person invests ₹50,000 in a scheme offering a compound interest of 5% per annum, calculate the total amount he will have after 3 years. Assume th...
If the mean of four observations is 20 and when a constant C is added to each observation the mean becomes 22 the value of C is –
From a point on the ground, the angle of elevation to the top of a building is 30 degrees. If the distance between the point and the base of the buildin...
