A farmer has 7 cows, 8 sheep and 6 goats. How many more goats should be bought so that half of her animals will be goats?
Answer Choices
A. 18
B. 15
C. 21
D. 9
E. 6
A farmer has 7 cows, 8 sheep and 6 goats. How many more goats should be bought so that half of her animals will be goats?
Answer Choices
A. 18
B. 15
C. 21
D. 9
E. 6