Question
There are five persons (A, B, C, D and E) of different
height. C is taller than only three persons. A is taller than B but shorter than C. E is taller than D. D is shorter than A but he is not the shortest. Who is the shortest among all?Solution
E > C > A > D > B
What is the cost of cultivating a square field at a rate of Rs. 18 per square meter, given that the total cost of fencing its perimeter at a rate of Rs....
?, 241, 308, 395, 506, 645
A merchant bought 150 items at Rs. 48 each. He sold some of them at a profit of 25% and the remaining at a loss of 15%. If the overall gain made by him ...
How can you freeze both rows and columns in an Excel spreadsheet?
Let A={1,2,3}, and B={x ∈ Z ∣ 1≤x≤4}. The total number of injective functions from A to B is:
In a triangle ABC, the lengths of the medians from A, B, and C are 5 cm, 6 cm, and 7 cm, respectively. What is the area of the triangle?Â
55-litres of paint is added to a mixture of paint and oil in the ratio 3:5. The ratio of paint and oil in the resulting mixture is 4:3. Find the total v...
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The sum of the ages of a father and his son is 50 years. After 5 years, the father's age will be twice that of his son. What are their present ages?
115, 138, 163, 190, 219, ?
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