Answer:
??
Step-by-step explanation:
Answer:
C) 21 girls : 9 boys
Step-by-step explanation:
You just have to compare the ratio you're given to the answers and see if the ratios from the answers match up to the ratio you were given. The reason C is the answer is because if you divide by 3 in the ration, it is the same as the ratio you were given, 7:3
I'm taking you at your word. I think these sentences are true
because you said them:
-- Samuel has read 3/6 of his assignment.
-- Judy has read 4/8 0f her assingment.
-- Their assignments were the same size.
T(3)=3(3)-1
T(3)=9-1
T(3)=8
answer is 8
There's nothing to substitute, and no solution,
until somebody gives you another equation.