Question

please answer the question guys please answer it fast

Answer 1

blank 1:  m/2 * 2v = mv

therefore: p=mv

blank 2:  (let X be velocity)

2mX = mv/2

X= mv/2 ÷ 2m

X = mv/2 x 1/2m

X = mv/4m

X = v/4

therefore: answer to blank 2 =  v/4