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eGyankosh is India's national digital repository, aimed at preserving and sharing digital resources related to education and research.
A lending library has a fixed charge for the first 7 days and an additional charge for each day thereafter. Sahil paid Rs . 215 for a book kept for 15 ...
How many numbers between 150 and 600 are divisible by both 5 and 7?
The square of 12 is subtracted from 25 times a whole number, and the result is equal to the square of that number. Find the square of the difference bet...
Sandeep can solve 20 questions in 1 hour. If he decreased his efficiency by 20%, then how much time would he take to solve the same number of questions?
One-fourth of a number is 70. What will 40% of that number?
In a class, 3/7 of the students are girls and rest are boys. If 1/3 of the girls and 1/5 of the boys are absent. What part of the total number of studen...