In physics examination a student scored 45% marks in the first paper out of 160. How much percent marks should he score in the second paper out of 140 ...
The monthly salary of Harshita and Himani together is Rs.72225. The salary of Harshita and Himani is increased by 15% and 20% respe...
In a bio gas plant the population of yeast bacteria increases at a rate of 19% per annum but there is an additional annual increase of 1% in population ...
The ratio of the monthly earning of A to that of B is 5:7.If monthly earning of A increased by 25% and that of B decreased by 60% the new ration between...
The respective ratio of monthly income of A to monthly income of B is 6:7, and A’s saving is (100/7)% more than B’s saving. Find the expenditure of ...
The population of a village is 30,000. It increases at the rate of 15% during the first year and decreases at the rate of 25% during the second year and...
A and B together have total of Rs.4500 out of which they donated 20% to the orphanage school. The remaining amount is to be then redistributed between t...
A businessman's earning increase by 25%in one year but decreases by 4%in the next. Going by this pattern, after 5 years, his total earnings would be Rs....
Monthly income of P is Rs.16000 and his monthly savings is Rs.10500. If his monthly income is decreased by 25% and monthly expenditure is decreased by 1...
A gets 30% of the full marks in an exam and fails by 80 marks. B gets 35% of the full marks in the same exam and he also fails by 64 marks. What is the ...
