'A gardener has supply of fertilizer A which consists of 10% nitrogen and 6% phosphoric acid

"A gardener has supply
of fertilizer A which consists of 10% nitrogen and 6% phosphoric acid and
fertilizer B which consists of 5% nitrogen and 10% phosphoric acid. After
testing the soil conditions, he finds that he needs at least 14 kg of
nitrogen and 14 kg of phosphoric acid for his crop. If fertilizer A costs
10.60 per kg and fertilizer B costs 8.40 per kg, what is the minimum \'cost at
which the farmer can meet the nutrient requirement by using a combination of
both types of fertilizers?
`R s .1488`
b. `R s .1576`
c. `R s .1648`
d. Rs 1732"

phosphoric