Yes, it gets flipped if you’re dividing by a negative :)
Answer:
This is an improper fraction so we need to make it a mix fraction.
Step-by-step explanation:
21/10 = 10/10+10/10+1/10
10/10=1
So your final answer will be 
Answer:

Step-by-step explanation:
We know that for principal amount P , time period T and rate of interest
, simple interest is given by
.
Here ,

To find : simple interest rate i.e., 
On putting values of
in formula , we get 

Now we need to round off the answer to the nearest tenth .
So, simple interest rate is % =
=
Answer: x=7
Step-by-step explanation:
3x=21
21 divided by 3 is 7
so x equals 7
Isn't it 1/8?
I hope this helped i think i just simplified xD