Question
There are only 220 students living in hostel. If 20
students left hostel, then overall expenditure of mess is reduced by Rs. 800 weekly but per student weekly expenditure increased by Rs. 1. Find out initial overall expenditure of mess weekly?Solution
Let the expenses of per student per week= Rs. x Hence, total expenditure of 220 students per week = Rs. 220x According to the question, 220x – 800 = (220 – 20 ) × (x + 1) 220x – 800 = 200x + 200 220x - 200x = 200 + 800 x = 50 Initial expenditure of mess weekly= 50 × 220 = Rs. 11,000
Application of foreign materials to clouds to induce precipitation is termed as
India receives its maximum rainfall from which type of monsoon?
All phenomenon of weather and climate takes place inÂ
When meteorological drought prolongs it results in to____
Napier X Bajra hybrid is a cross between:
Which one has epigeal type of seed germination?
Lines of connecting points of equal amount of rainfall is termed as
Family of Anola is
South West monsoon contribute about ____of total annual rainfall in India.