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
Answer:
B Or c I tHaNK I pROBly Wrong
I know how to type I just type weird
Answer:
el 3
Step-by-step explanation:
Answer:
48
Step-by-step explanation:
7:8
7x6=42
8x6=48