In a maths class the girl to boy ratio is 7:5 If ther are 20 boys how many girls are there in the class​

(20/5) x 7

= 4 x 7

= 28

there are 28 girls in the class

28 girls are in the class

Explanation:

20/5=4

4×7=28

“there are three different methods of direction observation with intervention: parrticipant observation structured observation and field experiments . “ hope this

the question is the text structure of this passage is. a. chronological order. b. problem and solution. c. cause and effect. d. compare and contrast.