1.find 50 percent of 120.
a. 60 b. 70 c. 80 d. 90
2.10 is 25 percent of what number?
a. 20 b. 30 c. 40 d. 50
3.in a survey, 250 out of 1000 people said that they preffered a particular brand of shampoo.
a. 15 b. 20 c. 25 d. 30
4.a vendor had 200 balloons for sale. if he sold 150 percent remains unsold?
a. 55 b 45 c. 35 d. 25​