Question

Hey mates please solve this. it's urgent.
I want step by step explanation.
Best will be marked as brainliest. ​

Answer 1

Answer:

12800

Step-by-step explanation:

8000 people register for blood donation.

so 20% of8000=1600

in half year increased 1600

So in 3/2 year increased 1600× 3 =4800

add both 8000+4800=12800

Answer 2

Answer:

Here is your answer of that question