Help please be fasttt
I need to do this fast I have less time. I will help you all also

i)

Exact Form:

20/3

Decimal Form:

6.66666666

Mixed Number Form:

6 and 2/3

ii)

Exact Form:

74/5

Decimal Form:

14.8

Mixed Number Form:

14  4/5

iii)

Exact form:

6√3−1 over 2

Decimal Form:

4.69615242…

iv)

Exact Form:

negative 31/64

Decimal Form:

−0.484375

Hope this helps!