What is the unit digit of the sum of first 111 whole numbers?
Sum of first 11 whole numbers is 0+1+2...110 i.e n(n+1)/2 =110*111/2 =55*111 Therefore unit digit is 5
Match List I with List II
Choose the correct answer f...
In two years, half the tiles fall off from a wall. How many years will it be when 75% of the tiles have fallen off?
A cone is formed by rotating an equilateral triangle about its altitude. Fill in the blank.
Equilateral triangle : Cone = Square: ____
If the sides of a triangle are all doubled the area.
Study the adjoining picture and answer the following questio...
Consider the following statements :
1. All the megalithic (big stones) burials are underground.
2. Sometimes, megalith...
Headquarter of World Health Organization (WHO) is located at -
The Preamble to the Constitution of India was amended by the 42nd Amendment Act and inserted the following words in the existing Preamble:
Indian National Congress was founded by __________.
Who won the fifth edition of the Indian Premier League?
