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If x2 - 7x + 1 = 0, then find the value of:
3 + ( x 6 + x 4 + x 2 + 1)/ 7x 3 ...
A sum of Rs. 'Y' was invested for 7(1/4) years at simple interest of 8(2/5)% p.a. such that the simple interest received was Rs. 5,115.60. Find the si...
A and B initiated a business by investing Rs. 6,000 and Rs. 3,000, respectively. Their investments were made for 8 months and 'm'...
From a point located x meters away from the base of a tree, the angle of elevation to the top of the tree is 60 ∘ . If the tree is 54 mete...
The sum of the ages of a father and his son is 50 years. Five years ago, the father's age was four times that of his son. What are their current ages? ...
What is the primary purpose of an operating system in a computer system?
A rectangular park is 120 m long and 80 m wide. A path of uniform width is constructed inside the park. If the area of the path is 3600 m², find the wi...
A train travels at 72 km/h and crosses a platform of length 150 meters in 30 seconds. Find the length of the train.
Solve the equation: 2x² - 8x + 6 = 0.
The ratio of the length and area of a rectangle is 1:39. And the ratio of length and breadth 4:3. Find the perimeter of the rectangle.