How do you write 0.25% as a decimal?

Write 0.25% as a decimal by dividing 0.25% by 100%:  

0.25%

= 25/10000.  This, in turn, can be reduced to 1/400.

100%

answer: just subtact the units and then add the non negative : happy to

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6