R-SAT Exam Logical Reasoning General Mental Ability

If 100 meters long ribbon is cut into 1 meter of length in 1 min, then how along wil it take to cut the entire length

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R-SAT Other Question

1)Average cost of 4 apples and 5 mangoes is Rs. 30. The average cost of 8 apples and 7 mangoes is Rs. 40. Find the total cost of 24 apples and 24 mangoes.
A rectangle plot was fenced without idea of its actual measurements . When measurements were known then it was found to have lost 20% of its length and 10% of its breadth. The Percentage of decrease in area is ?
Option
a) 28%
b) 18%
c) 13%
d) 26%
e) None