Answer:
90%
Step-by-step explanation:
50%×2 100%
5%×2 10%
45%×2 90%
Answer:

Step-by-step explanation:
we know that
The surface area of a sphere is equal to

we have

substitute


Answer:
225%
Step-by-step explanation:
1. Divide the new weight by the original weight.
90/40 = 2.25.
2. Multiply by 100 to get the percentage.
2.25 x 100 = 225%
It would be equal to 110 2/7
Rly, this is the stupidest question to live on earth