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Both 2 and 3 are inferences that can be derived from the passage. The premise tells us that babies watch facial expressions to assess how decisions are made. 2 follows. The premise stresses on the youngest age at which babies can assess how people make decisions, by using the determiner JUST for emphasis. So, this means that babies younger than 10 months do not have this ability. Thus, (d) is the right answer. 1 is incorrect as it is too subjective and more of a judgement since 'stupidity' is not quantifiable.
P alone can finish a piece of work ‘M’ in 5 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work ‘N’ wh...
A, B, C can do a piece of work in 11 days, 20 days, and 22 days respectively. If B works daily and is supported by A and C on alternate days beginning w...
A man, a woman and a girl can together complete a piece of work in 60 days. If 10 men can do it in 16 days and 8 girls can finish it in 30 days, how lon...
35 typists working 9 hours per day can complete a typing job in 14 days. ____ typists working _____ hours per day can complete (3/4)th part of the work ...
Aamir is twice as efficient a worker as Bender and together they can complete a work in 42 days. In how many days will Aamir alone complete the same work?
36 painters can paint a building in 45 days. If 18 painters started the work and after 30 days ‘v’ more painters joined them such that the remaining...
If one child has half the work efficiency of an adult, determine the duration required for 8 children to construct a wall, which is 60% as large as the ...
‘M’ is 60% more efficient than ‘N’. ‘N’ started the work alone and worked for 20 days and after that ‘N’ is replaced by ‘M’. If the ...
'N,' 'V,' and 'R' have individual work completion times of 140 days, 112 days, and 80 days, respectively. They all started working together on a task, b...
X can do a piece of work in 30 days. He worked at it for 5 days and then Y finished it in 20 days. In how many days can X and Y together finish the work?