Answer:

1). 25

2). 24

3). 48

Step-by-step explanation:

1). Percentage Calculator: 30 is what percent of 120? = 25.

2). Percentage Calculator: 6 is what percent of 24? = 25. (6% of 400 is 24. 100% of 400 is 400, therefore 6 percent of 400 equals 24

3). 12% of 350 is 42. 100% of 350 is 350, therefore 12 percent of 350 equals 42.