Answer:
177
Step-by-step explanation:
Although it says that 82 studied in both, the question is aksing for ONLY at the library. It says that of the 270 surveyed, 177 study at the library.
This means that 65.56% of the students studied at the library primarely.
DX1.21 because 1.21 means 21 percent more than d
Answer:
<u>x</u><u> </u><u>is</u><u> </u><u>1</u><u>1</u>
Step-by-step explanation:

Answer:
blank=x=84
Step-by-step explanation:
7*3=(3x)/(4*3)
21=3x/12 simplification
252=3x multiply by 12 on both sides
x=84 divide by three