Question

The farmer wants ratio horses : cows to equal 5 : 3.

He keeps his 45 horses but buys some cows.


Work out the number of cows he must buy.

Answer 1

The farmer must by 27 cows due to him wanting to keep the 5:3 ratio.
Step 1: 45 divided by 5 which will give you you 9
Step 2: Multiply the 9 times the 3 and that will give you 27 cows to 45 horses a 5:3 ratio or horses:cows

Answer 2

He needs to buy 27 Cows

Explanation:

if the ratio from horses to cows is 5-3 then you multiply 5 by the number to get 45 and also multiply it by 3

5 x 9 = 45

3 x 9 = 27