Answer:
Lucy had 40 books last year.
Step-by-step explanation:
assuming 100% is the percent;
100% + 70%
100 : x
170 : 68
cross multiply = 170x = 100 x 68
-------- ————-
170 170
cancel 170/170
therefore x = 100 x 68 divided by 170
result is 40
I think the answer is that they all ran the same
I cant answer the other part
Answer:
B
Step-by-step explanation:
-
since the denominators are common , then subtract the numerators, leaving the common denominator.
=
=
Answer:
C) 4 and 5
Step-by-step explanation:
Alternate interior angles are:
Alternate
Opposite sides of the transversal line(line that goes through other lines)
Interior
Inside of the two lines the transversal is going through
4 and 5 are angles are on either side of the transversal line
And they are inside two lines
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-Chetan K