What is a variable?
A variable is a letter which represents an unknown quantity or number
Define a set
A set is a collection of well defined objects
What is an algebraic expression?
An algebraic expression consists of variables and constants
What is the empty set and give an example
The empty set contains no elements
Harry has $20 daily allowance and collects 12 dollars change from the taxi driver what is the cost of the taxi fare if he has to take 2 everyday ?
Taxi fare is $4
Name the set the following element below belongs too
The set of birds
Sunil goes to the market and buys 56 mangoes for his family. The vendor gives him in 7 bags how many mangoes are contained in each bag?
Each bag has 8 mangoes
Name a subset of the set of students in Modsec
The STEM Club
I am 3 years older than my brother who turned 27, 2 years ago how old will I be in 5 years time?
I will be 34 years old
How many subsets can be formed from the following set of students?
{John , Jenny}
22 = 4