Bubble photometer measures
Transpiration - A bubble photometer is used to measure the rate of water loss from a plant due to transpiration.
I purchase 100 kg of tea and sell it for a profit to the extent of what I would have paid for 40 kg. What is my profit percentage?
A girl spent 16% of her monthly income on clothing. Of the remaining, she spent on travel and food in the ratio of 5:2. If the difference of the income ...
The total strength of school A is 40% more than that of school B. In school A and B, out of total number of students, 10% and 30% respectively are girls...
A scored 32% marks and failed by 70 marks whereas B scored 64% marks, which was 90 more than the passing marks of the examination. Find the total marks ...
An army lost 20% its men in war, 20% of the remaining due to diseases and 20% of the rest were disabled. Thus, the strength was reduced to 64,000 active...
The income of P is 2/5th of the income of Q and income of R is 60% more than the income of Q. Income of Q is Rs.15000 and expenditure of P is...
Initially, a person spends 80% of his salary and saves the remaining 20%. After receiving a 10% salary increase, his savings remain unchanged, and he sp...
The boys and girls in a college are in the ratio 3:2. If 15% of the boys and 25% of the girls are adults, then adults are approximately how much % less ...
In a test consisting of 300 questions, Pooja answered 40% of the first 180 questions correctly. What number of the other questions does she require to a...
Sunita scored 434 marks in a test and failed by 6 marks. If the passing marks of the test is 25%. What is the maximum mark of the test?
