Q.1.
Can you find the rule of this sequence? 21, 42, 63, 84
Q.2.
Can you find the rule of this sequence? 30, 45, 60, 75, 90
Q.3.
What is the next number of the sequence? 12, 9, 6, 3, 0
Q.4.
What is the next number of the sequence? 0.5, 1, 1.5, 2
Q.5.
What is the next number of the sequence? 1, 3, 6, 10, 15, 21
Q.6.
What do we call the numbers in the sequence in question 5?
Q.7.
The difference between two even numbers is what?
Q.8.
The product of two even numbers is what?
Q.9.
The product of two odd numbers is what?
Q.10.
The product of an even number and an odd number is what?