Question

Please help this is my last question'

Answer 1

Answer:

all the questions we have to solve

Answer 2

Answer:

See below

Step-by-step explanation:

First question is not visible.

Second one is already answered

Third one is given below

$\frac{4}{5} \sqrt{50} = \frac{4}{5} \times 5 \sqrt{2} = 4 \sqrt{2}$