case $rental in
	("car") echo "For $rental rental is Rs.20 per k/m.";;
	("van") echo "For $rental rental is Rs.10 per k/m.";;
	("jeep") echo "For $rental rental is Rs.5 per k/m.";;
	("bicycle") echo "For $rental rental 20 paisa per k/m.";;
	("enfield") echo "For $rental rental Rs.3  per k/m.";;
	("thunderbird") echo "For $rental rental Rs.5 per k/m.";;
esac