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Three natural numbers are such that one-third of the first number is equal to two-fifths of the second, and two-thirds of the second number is equal to ...
Find the greatest common divisor of 1540, 2310, and 3850.
A certain number represents 31.25% of another number. When 150 is added to the smaller number, it becomes 50% of the larger numbe...
The sum of a positive number 'A' and its square is 240. Find the value of (A2 - 7A).
Sum of seven consecutive natural numbers is always divisible by which of the following number?
Indicate the numbers that are divisible by both 2 and 3.
Raj scored 140 marks in a test getting 3 marks for each right answer and losing 1 mark for each wrong answer, had 4 marks been awarded for each correct...