State whether given statement is True or False.
The rate of change of displacement with time is called speed

Q.

State whether the given statement is true or false:

The y–coordinate is also called as the abscissa.

Q. State whether the following statements are true or false. Give reasons.
An increase in the rate of tax with an increase in income is called proportional tax.

Q.

State whether the given statement is true or false:

The horizontal line in the Cartesian plane is called x–axis.

Q. State whether given statement is True or False.
Acceleration is defined as the rate of change of velocity.

Q. The economic environment of business in India is changing at a fast rate mainly due to economic policies.