What is the missing number 43 37 blank 28

Why do interests rates on loans to be lower in a weak economy than in a strong one

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Measure of angles 31 (x+4) (3x+9) me