Amy dog weighs 15 kg more than zacks dog
Solution:
Given that The weight of zacks dog to the weight of amys dog is 6:9
weight of zacks dog : weight of amys dog = 6 : 9
Let "6a" be the weight of zack dog
Let "9a" be the weight of amy dog
Also given that zacks dog weight is 30 kg
zacks dog weight = 30 kg
6a = 30
a = 5
Thus the weight of zacks dogs = 6a = 6(5) = 30 kg
weight of amy dog = 9a = 9(5) = 45
How much more does amys dog weigh ?
To find out how much more amy dog weigh, we have to find difference between weight of amy dog and zack dog
amy dog weigh more = weight of amy dog - weight of zacks dog
amy dog weigh more = 45 - 30 = 15
Thus amy dog weighs 15 kg more than zacks dog