If it's for the second one, yes.
40ml HYPO + 10ml Water + 5ml HCl.
0.004mol HYPO/0.04L HYPO + 0.01L H2O + 0.005L HCl = 0.004mol/0.055L
However if you're just asking the first with 40mL HYPO, then;
0.004mol HYPO/0.04L HYPO + 0.005L HCl = 0.004mol HYPO/0.045L