Question

10. The proportion of compounds of
nitrogen, phosphorous and potassium in
certain fertilizer is 18:18:10. Here
compound of nitrogen is 18%, compound
of phosphorous is 18% and that of
potassium is 10%. Remaining part is of
other substances. Find the weight of
nitrogen and potassium compounds in 20
kg of fertilizer.

a)3.6 kg
b)3 kg
c)2.5 kg
d)2 kg​

Answer 1

Answer:

a This is the correct answer