You can write every speed as the ratio between the space and time, so in this case you have

Hello!
Equation D. t = 12c shows how many bottles of water Josh bought.
Explanation:
The first three equations would NOT give you the answer, because if you divide, you'll find out how many bottles are in each case.
If you subtract and add, it'll also result in the wrong answer, so D is the right equation.
Your question can be searched up online.
Answer:
the expression + 12
Step-by-step explanation:
anything that has 'than' after it will be comparing "a" and "b" will be switched
a: 12
b: the expression
a more than b
it'll become
'b + a'
because its comparing both variables of which one is greater than the other in terms of quantity
Length=l
width=w
18.5<l<18.6
36.7<w<36.8
Hope this helps :)