Let c=42-d is true, then which is greater: c or d, or are you not able to tell?

We cannot tell which one is greater, for there is no other condition.

Example:

Let $c=10$

Whereas if you take $d=10$, you have $d < c$.

omg what happend to your question? if you could edit this question i can

step-by-step explanation:

step-by-step explanation:

there are 36 inches in a yard

25 : 36 = 0.69 yards (you can round to 0.70)