Chapter 6: Integers
Integers Ex- 6.1 1. Write opposites of the following: (a) Increase in weight (b) 30 km north (c) 80 m east (d) Loss of Rs 700 (e) 100 m above sea level Solution: We use the concept…
Chapter 10: Mensuration
EXERCISE 10.1 1. Find the perimeter of each of the following figures: Solution: (a) Perimeter = sum of all sides = AB + BC + CD + AD = (4 + 2 + 1 + 5) cm…
Chapter 11: Algebra
EXERCISE 11.1 (a) A pattern of letter T as T (b) A pattern of letter Z as Z (c) A pattern of letter U as U (d) A pattern of letter V as V (e) A pattern…
Chapter 14: Practical Geometry
EXERCISE 14.1 Solution: Steps to draw the required circle with a radius of 3.2 cm are as follows. Step 1: Measure and open the compass of the given length. Step 2: Mark a Centre ‘O’ as the Centre. As we…
How many seconds are there in 2 days?
A. 156900 s B. 172800 s C. 177800 s D. 160000 s Here we’re going to find out the answers using unit factor method or dimensional analysis, or sometime may refer as factor label method. As we…
Why Holi is Celebrated ?
Although there are many stories about the reason of Holi celebration, the one which is most prominent is the Hindu Belief of mythical stories related of the triumph of truth and devotion over evil. According to ancient…
Virtual reality: The future of education
Education is the best way to grow our society with the power of knowledge and education we can make a positive social impact. However, the school and university curriculum have to be advance and adaptive to emerging…
How to be a UI Designer?
The UI stands for user interface, it is how people interact with the color, designs, and layout of your project’s logo, graphics, websites, web app and the mobile application. Today we live in the world of user…
