Hello could you help me answer to one question please.

From 98% Sulphuric acid to make 50ml 5% sulphuric acid How to DIlute
with water , how much need ?

2 answers

mL1 x %1 = mL2 x %2
mL1 x 98% = 50 mL x 5%
Solve for mL 1.
Add that amount to 50 mL volumetric flask and make to the mark with distilled H2O.
so how much sulphuric acid ml need and how much water?