Answer:62.22Step-by-step explanation:To find the number when 45% of it is 28, we can set up an equation and solve for the unknown number. Let's denote the unknown number as x . Given that 45% of the number is 28, we can write this as an equation: To find the value of x , we need to isolate x by dividing both sides of the equation by 0.45: Now, let's calculate the value of x : Therefore, the number is approximately 62.22.