Answer:
Used the C1V1 = C2V2 method for calculations
Explanation:
Component    Calculation    Volume of Stock to be added
FBS: Â Â Â Â Â Â 100*V1 = 10*25 Â Â Â Â Â Â Â Â Â 2.5 mL
Glutamine: Â Â 200*V1 = 2*25 Â Â Â Â Â Â Â Â Â 0.25 mL
Penicillin: Â Â Â 10000V1 = 100*25 Â Â Â Â Â 0.25 mL
Streptomycin: Â Â 10000V1 = 100*25 Â Â Â Â Â Â 0.25 mL
NB: C1 = Stock Concentration; V1 = Volume of stock required; C2 = Final concentration required; V2 = Final volume required