The average cost of two chairs is Rs. 15000. The average cost decrease by 30% when one more chair is included. What is the cost price of the 3 rd chair?
Total cost of two chairs = 15000 × 2 = Rs. 30000 Average cost of all the three chairs = 15000 × (70/100) = Rs. 10500 Total cost of all the three chairs = 10500 × 3 = Rs. 31500 Cost of the 3rdchair = 31500 - 30000 = Rs. 1500
Which of the following is a process of breaking down and altering the physical and chemical properties of rocks and minerals, leading to soil formation?
What is soil sickness?
………………………….. is designed to break up hard layers or pans without bringing them to the surface.
...Which of the following is a complex fertilizer?
The larger the soil aggregates, the greater is the amount of ……………………….pores.
Element involved in nitrogen fixation
……………………………is a key factor for successful crop production and it is a measure of capacity of soil to supply plant nutrients.
...Toxicity of which element leads to the unavailability of iron and zinc
Die back in citrus is caused due to the deficiency of ____
The liming material generally used for reclaiming acid soils