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Rate of application per hectare: 0.75 kg a.i. per hectare Concentration of herbicide: WP 75% (which means 75% of the product is the active ingredient) To find the required quantity, we divide the desired rate of application (0.75 kg a.i. per hectare) by the percentage of the active ingredient in the product (75% or 0.75). Required quantity = Rate of application per hectare / Concentration of herbicide Required quantity = 0.75 kg a.i. per hectare / 0.75 Required quantity = 1.0 kg/ha Therefore, the required quantity is (b) 1.0 kg/ha.
A scored 246 marks in an examination and B got 50 percent marks in the same examination which is 48 marks less than A. If the minimum passing marks in t...
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...
A man invested all his current month income in starting of a new business in which he spends 30% in advertisement 15% of remaining in furniture 20% of r...
Rajesh spent 47% of his monthly income on food and 53% of the remaining of study. If total monthly savings (after spending on food and study) of Rajesh ...
A number is increased by 45% and then decreased by 30%. What is the overall percentage change (increase or decrease) in the number?
A bag contains 550 coins of 25p denomination and 1100 coins of 50p denominations. If 11% of 25p coins and 22% of 50p coins are removed, the percentage o...
A chair is sold for Rs 720 after giving a discount of 10% on its marked price. The cost price of the chair is Rs 640. If it is sold at the marked price,...
Divya saves 45.5% of her total salary. Express the part of her savings in decimal form.
In a city, the number of persons travelling by bike is 52.5% the number of persons travelling by metro. The number of persons travelling on foot is 60% ...
A gets 34% of the full marks in an exam and fails by 80 marks. B gets 36% of the full marks in the same exam and he also fails by 64 marks. What is the ...
