Question
There are 50 students in a school
canteen. Due to new admissions, 20 new students join the canteen. The daily expenses of the canteen increase by Rs. 1200, while the average expenditure per student per day decreases by Rs. 6. Find the initial daily expenditure of the canteen.Solution
ATQ,
Let x be the initial daily expenditure.
Given:
Solve: Take LCM of 50 and 70: 350. Equation simplifies to:
Solve: 2x − 6000 = 2100, So x = 4050.
Verify:
Initial daily expenditure = Rs. 4050.
Which of the following is known as 'nano nutrient'?
The national flower of India, which also has religious and ornamental significance, is:
Insects are wedge shaped in family:
What regulates the flow of food from the foregut to the midgut in insects?
Skimmed milk contains how much % of fat content?Â
Which of the following microbes involve in the nitrification process?
The most commonly used breeding scheme is:
Diallel selective mating is applied to:
What is phosphorus content in DAP?
The use of press mud and city compost as organic amendments in agriculture is primarily aimed at improving which of the following soil properties?
