Question

the total number of doctors and nurses in a hospital is 240. the ratio between them is 5 & 7 respectively. find the total number of doctors.

Answer 1

Answer:

Step-by-step explanation:

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Answer 2

Answer:

X-no of doctors

y-no of nurses

x+y=240-(1)

x/y=5/7

7x=5y

y=7x/5

x+7x/5

x+7x/5=240

5y+7x=1200

12x=1200

x=100