9 Questions
What is the purpose of applying fertilizer to the land?
To get a good crop by increasing the fertility of the land.
If the price of a factory's machinery is halved each year, what is the percentage reduction in price after 2 years?
75%
What is the formula used to calculate the decrease in soil fertility?
P = P(1 - R)T
If the fertility of the land decreases at a rate of 2% per year, what is the rate of fertility decline in decimal form?
0.02
How many years will it take for the fertility of the land to decrease by 30% if the rate of fertility decline is 2% per year?
17.6 years
What is the amount of fertilizer required to increase the fertility of 1 katha of land by 5%?
1 kg
If 1 bigha of land is equal to 20 katha of land, how many katha of land are equivalent to 3 bigha of land?
60 katha
What is the purpose of calculating the rate of decline of soil fertility?
To calculate the required amount of fertilizer and reduce wastage and environmental damage.
What is the equivalent percentage of 0.7 in decimal form?
70%
Apply mathematical concepts to solve real-world problems in agriculture, such as calculating the price reduction of machinery and measuring soil fertility. Test your skills in logarithms and exponential decay!
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