Question
The water activity is measured on a scale of
rangeSolution
Water activity (aₙ) ranges from 0 (bone-dry) to 1 (pure water).
The marks scored by a boy in three subjects are in the ratio 3 : 5 : 7. Boy scored an overall aggregate of 70% in the exam. If the maximum marks in each...
A student scored 40% in mathematics, 70% in science, and 60% in English. If the maximum marks in each subject are 200, what are the total marks scored b...
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The price of an item is first decreased by 30% and then increased by 20%. Find the net percentage change in the price.
Suman spends 60% of her salary and gets an additional allowance of 15% every month. If her annual savings are Rs. 193200, find her monthly allowance.
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12.5% of 32000 is how much more than 16.25% of 24000?
In a company, there are 450 employees. Out of these, 270 are men. If 60% of the women in the company are in the marketing department, and a total 137 me...
Deksha borrowed Rs. 500 at 5% per annum simple interest. What amount (in rupees) will she pay to clear her debt after 4 years?
A bag contains 750 coins of 25p denomination and 1500 coins of 50p denominations. If 20% of 25p coins and 40% of 50p coins are removed, the percentage o...
