A number is rational if it can be written as the ratio of two integers.
The ratio of two integers is a fraction, and you just did it. Your number
is the ratio of 1 to 8 . It's about as rational as you can get.
<span>Here's a fun fact that's easy to remember:
<em>ANY</em> number that you can write down on paper, completely,
with digits
and a decimal point or a fraction bar if you need them, is
rational.</span>
We can parameterize this part of a cone by

with

and

. Then

The area of this surface (call it

) is then
I can’t see the picture it’s blurry try focusing it more Next time …
We have an equation: 42/? = 75/100
Cross multiply:
75*? = 42*100
⇒ ? = 42*100/75= 56
The original price of the sweater was $56.
Hope this helps~
2) confucianism ( there are several similarities between confucianism and buddhism so I think confucianism is right answer)