7. 40% of n = 60
8. 28% of 45 =n
9. 20% of n = 23
10. __% of 28 is 21. ​


Sagot :

Answer:

7. Divide each term by  40 %  and simplify, so the answer will be 1520

8. 12.6

9. 115

10. Convert the fraction to a decimal, then multiply by  100 , the answer is 75%

Step-by-step explanation: