Ostriches were present in India during the Palaeolithic period, as evidenced by the discovery of ostrich eggshells at archaeological sites like Patne in Maharashtra. This period is marked by the earliest known use of stone tools by humans.
Find the average of first 14 whole numbers.
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...
Find the average of first 21 whole numbers.
If 94*6714 is divisible by 11, where * is a digit, then * is equal to
The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and the 15 as remainder. What is the smaller n...
Two numbers P and Q are in the respective ratio 7: 9 and their sum is 80. Then, P is equal to:
In a class, 2/5 of the students are girls and rest are boys. If 4/9 of the girls and 1/3 of the boys are absent, what part of the total number of studen...
A person distributes pens among his three friends A, B and C in the ratio 1/5 : 1/6: 1/8 . What is the minimum number of pens that the persons should have?
15% of a number is 1.2. Find that number.
3 chairs and 2 tables cost Rs. 700 and 5 chairs and 3 tables cost Rs. 1100. What is the cost of 1 chair and 2 tables?
