Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

In a zoo, the ratio of horse to zebra was 3 : 4. when 1 new horse is added, the ratio of horse to zebra becomes 4:5 . how many horses and how many zebras

are there in the zoo?


No. of horses 3x and No. of Zebras 4x.... New horse added to the group= 3x+1... New ratio of horses to yhe Zebras= 3x+1 ÷ 4x= 4÷5= 5(3x+1)= 4(4x)....therefore 15x+5 = 16x...then 16x-15x=5.....1x=5....x=5..... The no. of Zebras are 4×5= 20.....
2 5 2
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts