Question

In a school there is a total of 640 children, the ration of the of girl to boy is 7:9 how many boys are there in the school?

Answer 1

Answer:

360

Step-by-step explanation:

first you have to do is add the both ratio value 7+9=16

now divide it by 640

16÷640=40

now multiply it by 9

40×9=360

so, ans is 360

Answer 2

Answer:

Reproduction means to reproduce. It is a biological process by which an organism reproduces an offspring who is biologically similar to the organism. Reproduction enables and ensures the continuity of species, generation after generation. It is the main feature of life on earth.

Step-by-step explanation:

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