Question

13. Mr Khanna, spends 40% in machinery, 25% in building, 15% in raw material and 5% on furni.
ture. He still had a balance of 1305. Find the total money he initially had.
14. A mixture of 40 litres of milk and water contains 10% of water. How much water should be added
to this so that the water may be 20% in the new mixture?
15. The reduced price of a washing machine after allowing 10% discount is 11700. Find the original
price of the washing machine.
16. An alloy is made of 25% copper, 30% tin and the rest is aluminium. Find the mass of aluminium in
720 g of the alloy.
17. In an examination 17% of the students fail. What percentage of students pass? How many
students will pass if 900 students appear in the examinations?
18. In an examination 70% students get 1st division, 10% get 2nd division and the rest get 3rd divi-
sion. Find the number of students placed in each category if 150 students took the examination.
Ans​

Answer 1

pl.dont mind for the bad writing