Respuesta :
Answer:
70%
Step-by-step explanation:
divide 21 by 30 to get .70 multiply by 100 to make percent
70% (or just move decimal two places to the right)
Answer:
70%
Step-by-step explanation:
100 ÷ 30 = 3.3333333333333
21 x 3.3333333333333/30 x 3.3333333333333 = 70/100
21/30 = 0.7
0.7 x 100 = 70%