Question

8. A goat and a buffalo together cost 1200. The cost of the goat is of the cost of the buffalo. Find the costs
of the goat and the buffalo
9. In a piggy bank there are l-and 2-rupee coins. The number of 1-rupee coins is four times the number of
2-rupee coins. If the total money in the piggy bank is 390, find the number of 1-and 2-rupee coins.​

Answer 1

Answer:600

Step-by-step explanation:as cost of goat =cost of buffalo

Let the cost be x

X+X=1200

2X=1200

X=600

Answer 2

600,

Step-by-step explanation:

let cost of goat be X.

so ,cost of buffalo is also X.

2x=1200

X=600.