Q.28 :-Tap A can fill a tank in 60 minutes while tank B can fill it in 90 minute. The opening at the bottom can empty the full tank in 3 hours. When the tank was empty both the taps were opened to fill the tank. After 15 minutes it was detected that the opening at the bottom was left unblocked and
immediately it was closed. After how much more time was the tank completely filled ?
24 minutes
27 minutes
21 minutes
30 minutes

According to bowers, which of the following best describes the dominance of interest groups in the state of nevada over time? political machines dominated during the first 50 years; from 1908 to 1958 railroad and mining interests dominated; primarily gaming interests from 1958 to the present. the railroad and mining interests dominated during the first 50 years of statehood; political machines dominated from 1908 to 1958; primarily gaming interests have dominated from 1958 to present. gaming interests have always dominated. railroad and mining interests dominated from statehood until 1959; gaming interests have dominated from 1959 to present. no one interest has ever dominated at any one time.