Can someone help me with all of these?

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t