ANSWER:
The cost of 12 kilos of mangoes is Rs.189.
SOLUTION:
Given, one kilo gram of mangoes costs Rs.15.75.
We need to find the costs of 12 kg of mangoes.
We can get the cost of 12 kilos of mangoes by multiplying the cost of one kilo gram of mangoes with 12.
So, the cost of 12 kilos of mangoes = 12 x cost of one kilo gram of mangoes.
We are given that, one kilo gram of mangoes costs Rs.15.75
Now,
the cost of 12 kilos of mangoes = 12 x 15.75 = 189
Hence, the cost of 12 kilos of mangoes is Rs. 189.