Question

The blood types of 25 donors were recorded and the data was put into the circle graph. How many more donors were type A than type AB? Bubble your response, be sure to use correct place value. Blood Types of 25 Donors Type B Type A 20% Type AB Type o Solving for percent increase or decrease: To solve for the percent that a value is changing you find the amount of change and divide it by the original amount. You would convert the decimal to a percent by moving your decimal two places to the right. If the original value went up it would be an increase, and if it would be down it would be a decrease.

Answer 1

Donors of blood

We want to find how many more donors were type A than type AB.

It was a 16% of blood type AB and a 28% of type A.

Number of donors of type A

Sinc