Answer:

Step-by-step explanation:

750 is ?% of 625
<em>Y = ?% * X</em>
Solving our equation for ?
?% = Y/X
?% = 750/625
? = 1.2
Convert decimal to percent:
<span>?% = 1.2 * 100 = 120%
</span>
Class 8 is 120% of Class 7.
If you want the percent of Class 8 to Class 7, it is:
625 is ?% of 750
<em> = ?% * X</em>
Solving the equation for ?
?% = Y/X
?% = 625/750
? = 0.8333
Convert decimal to percent:
<span>?% = 0.8333 * 100 = 83.33%
</span>Class 7 is 83.33% of Class 8.
Answer: a) 250
b) I don’t understand
Step-by-step explanation: I’m not sure if it’s correct or not
Can you please be more specific