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180 is divided into two parts in such a way that the fifth part of the first part and the fourth part of the second are in the ratio 4:5. Second part i...
Find the average of first 23 whole numbers.
A shopkeeper has milk of 3 different qualities. The first quality is 621 liters, the second quality is 644 liters, and the third quality is 690 liters...
Which of the following is a Prime Number?
A two-digit natural number has the property that the digit in the tens place is the square of the digit in the units place. When the original number is ...
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...
If three positive numbers are in the ratio 4:6:5 and the sum of their squares equals 1925, determine the smallest of these three ...
If the sum of two numbers is 45, and their difference is 9, what are the two numbers?