A person buys books at Rs. 300 for 5 and sells them at Rs.740. How many books must he sell in order to earn profit of Rs. 3,520?
C.P. of 5 books = Rs.300 S.P. of 5 books = Rs. 740 ∴ Profit earned by selling 5 books = Rs. 440 Rs. 440 is earned by selling 5 books. ∴ Rs.3, 520 will be earned by selling =5*3520/440 =40 books.
 The larger the soil aggregates, the greater is the amount of ……………………….pores.
Acidic soils are generally found in the regions of
Which factor most significantly influences soil bulk density?
The water that is held mostly by soil colloids and it is mostly non-liquid or moves in vapour form, the soil water is termed as
What is soil sickness?
Die back in citrus is caused due to the deficiency of ____
Downward movement of water through saturated soil is called as ___
Sodic soils are also known as_____
Nutrient that imparts winter hardiness to plant is____
Tillage increases the water holding capacity of soil but it reduces the …………………….