Write the code to declare a Boolean variable named a and assign a the value false.

Answer.

$7.$ Write the code to calculate the average of two int variables a and b and print the result. The averge should be printed as a floating point number.

int $a=3$ :

int $b=5$

Answer:

$8.$ Where is the entor in this code sequence?

int $a=3\mathrm{.}3$

Answer:

$9.$ Wite a progrem to compute and output the perimeter and the Area of a circle having a Radius of $3\mathrm{.}2$ inches.

Answer