Question

150 grams of fertilizer is required for a land area of 6 square meters. a) At this rate, how many grams of fertilizer are required for a land area of 13 square meters? b) For what land area will 850 grams of fertilizer be sufficient?

Answer 1

If 150g of fertilizer can cover 6 sq m of land then, 25 g of fertilizer can cover 1 sq m of land;

a) For 13 sq m of land we need 25g*13

325g

b)

850g/25g=amount of land

34 sq m