Answer:
60
Step-by-step explanation:
Let the number be A
35% of A = 21
Percentage is always 100
So ,
35% /100% x A = 21
0.35 x A = 21
Divide both sides by 0.35
0.35/0.35 x A = 21/0.35
A = 60
21 is 35% of 60