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Ratio = 3 : 4 : 7 = 3x : 4x : 7x => N = 6000 + M => N – M = 6000 => 7x – 4x = 6000 => x = 2000 Total amount received by L and M = 3x + 4x = 7x = 7×2000 = Rs. 14000
A sum of money becomes ₹7800 after 3 years and ₹8500 after 4 years at simple interest. What is the principal amount?
A boat takes 8 hours to travel 42 km upstream and 81 km downstream combined. In another instance, it covers 48 km upstream and 54 km downstream in 7 hou...
A cube of volume 768 cm³ is molded into a cuboid whose length, width, and height are in the ratio 2: 2: 3. Find the length of the cuboid.
In a 1500-metre race, Arjun beats Bishnu by 600 metres, and Bishnu beats Chintu by 700 metres. How far will Arjun beat Chintu by ...
A and B together can complete a task in 12 days. A alone can complete the task in 20 days. In how many days can B alone complete the task?
A person 'P' contributes 25% of their monthly income to two NGOs, 'X' and 'Y', in the ratio of 12:15. If the donation amount given to NGO 'Y' exceeds th...
The radius of a cylinder is 3 cm and its height is 10 cm. What is its total surface area?
The income of ‘A’ increases by 25% every year. If the present income of ‘A’ is Rs. 28125 and his expenditure 2 years ago from now was Rs. 12000,...
If A = {{2}, {(3,4}, {6}} which of the following is correct?
