A farmer sells 13 L milk for Rs. 156 and 17 L juice for Rs. 189 . Juice has a lower cost per Litre . This is :-
Given : (i) 13 L milk for Rs. 156
Rs. 15613 L=Rs. 121 L => Rs. 12 per Litre
(ii) 17 L juice for Rs. 189
Rs. 18917 L=Rs. 11.1171 L
=> Rs. 11.117 per Litre
Juice has a lower cost per Litre .
A shopkeeper sells lemon juice. He fills glasses from a big cylindrical container of height 35.2 cm and radius 10 cm . He charges Rs. 10 for each glass of height 10cm and 4cm radius. The amount of money he earns by selling juice.(Take π= 227)