exam Maths Puzzle Numerical Ability

convert decimals to % thanks
0.40=
1.20=
0.05=
0.001/2=
0.375=
percents to fractions 60%=
7%=

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exam Other Question

Can someone help me with this problem?

I need to find the first and third quartiles, Q1 and Q3, of the following set of numbers:

13,7,15,13,13,12,9,11,19,9

Thanks,
Sher solve for x

(2x+1)^3/2/(x-1)^2+(2x+1)^1/2/(x-1)=0