Well to solve the question, try to break down 50 into its factors which are 25 x 2, the square root of 25 is 5 followed by square root of 2.
✔️50 = 5✔️2.
For the fraction find how many times 45 can go into 319. It would be less than 10, since 45 x 10 is 450.
Here 319/45 = 7 4/45.
Compare the whole numbers 7 is more than 5. Thus 319/45 is greater than square root of 50.
