Answer:
boys
Step-by-step explanation:
Let 
= total number of ninth graders. By knowing how many students there are in the grade, we can find for the number of boys.
(number of girls in ninth grade)
To find for the number of boys, we can use substitution:
∴ There are boys in the class.
Hope this helps :)
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Below is the solution:
10:4 = 6:x
<span>10/4 = 6/x </span>
<span>10x = 24 </span>
<span>x = 2.4</span>
Answer:
A?
Step-by-step explanation:
Answer:
392 minutes
Step-by-step explanation:
She reads 6/7 of a page in 12/5 mins
She will read 1 page in (12/5)* (7/6) mins
She will read 140 pages in (12/5)*(7/6)*140 mins = 392 mins
