Question
Fertilizer insoluble in water and citric
acidSolution
Rock phosphate is a phosphatic fertilizers which contains phosphoric acid which is neither soluble in water nor in acid and is suitable for strongly acidic or organic soil. Other examples are Raw bone meal: 2-4.5 % P2O5 and Steamed bone meal: 22% P2O5
The average number of novels on historical, thriller and fantasy in a library is 195, and the average number of novels on historical and fantasy is 150....
The average price of two mobile phones, namely 'P' and 'Q' is Rs. 15,600 whereas the average price of phones 'Q' and 'R' is Rs. 1...
- The average of ‘x’ numbers is 20. If 65% of the numbers are decreased by 2 and the remaining numbers are increased by 5, then find the new average of t...
- What is the average of the squares of the first 23 natural numbers?
- The average marks obtained by 20 students in a test is 74. It was later found that 78 was wrongly recorded as 87 and 69 was wrongly written as 63. What is ...
The mean of a set of 15 numbers is 40. If the mean of the initial 5 numbers in this set is represented by the expression (12x + 10), and the mean of the...
The average age of 12 girls is 35 years. If the age of two more girl is added the average decreases by one and a half year. What is the sum of the age o...
There are 15 numbers such that average of first 12 numbers is 60 while the average of last five numbers is 75. Find the 12th number, if the ratio betwee...
Average age of a class of 25 students is 13 years. Average age of the class is increased by 30 months if the age of the teacher is included. Find the ag...
What is the average of the squares of the first 29 natural numbers?
Relevant for Exams:
