Question

Can someone answer the following question in the picture..

Answer 1

Answer:

c.

for Mr. John's class

see multiply 3 by 7 you get 28 girls total 49 students.

For Miss Tina's class

then next case multiply 7 by 3 you get 27 girls total 48 students

Answer 2

Answer: Option C is correct

Step-by-step explanation:

Tina's class :

there are 7 boys for every 9 girls.Since the number of boys increased 3 times [21 boys] , you must multiply 9 into 3 [=27 girls].  

John's class :

There are 3 boys for every 4 girls .Since the number of boys increased 7 times [21 boys] ,we must multiply 4 into 7 [28 girls ].

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