A mixture of paint is prepared by mixing 1 part of Blue pigments with 5 parts of base. In the following table, find the parts of base that need to be added.

11 There are 200 students in a primary school. They need 50 litres of drinking eater/day. If 50 of them are reduced how many litres of water needed per day? 12 If the weight of 25 precious stones is 50 grams. How many precious stones of the same type would weigh 4500 kilograms. 14 In the above question (13) if 1 part of a blue pigment requires 45ml of base, how much blue pigment should we mix with 900ml of base. 15 Nandika has a road map with a scale 1cm representing 25km. She drivers on a road for 100km. What would be her distance covered in the map?