Anil alone takes 2 hrs 40 mins to complete a work and Sumit alone can complete the same work in half time of Anil. How much time will be taken by Sumit to complete the work?

70 mins 90 mins 75 mins 80 mins

80 mins

Time taken by Anil to complete the work = 2 hrs 40 mins = 160 mins Time taken by Sumit to complete the same work = $\frac{1}{2}$ time taken by Aniil                                             = 80 mins