Question

Two dairy owners A and B sell flavoured milk filled to capacity in mugs of negligible thickness, which are cylindrical in shape with a raised hemispherical bottom. The mugs are 14 cm high and have diameter of 7 cm as shown in given figure. Both A and B sell flavoured milk at the rate of ` 80 per litre. The dairy owner A uses the formula 2 r h to find the volume of milk in the mug and charges ` 43.12 for it. The dairy owner B is of the view that the price of actual quantity of milk should be charged. What according to him should be the price of one mug of milk? Which value is exhibited by the dairy owner B? 22 use 7        

Answer 1

capacity of mug =22/7×7/2×7/2(14-2/3×7/2)=2695/6
amount dairy owner B should charge=2695/6×80/1000=Rs35.93
values exhibited is honesty

Answer 2

Hey,
You can see on the site of CBSE ( cbse.nic.in) there you will find detailed answers of this question in marking scheme of mathematics .


Hope it will help you