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UPSC CSE Prelims - CSAT 2022 Q.55)There is a numeric lock... #aptitude #upscaptitude #upsccsat
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This question is from Series A Question paper of CSAT in UPSC Prelims 2022.
Q.55)There is a numeric lock which has a 3-digit PIN. The PIN contains digits 1 to 7. There is no repetition of digits. The digits in the PIN from left to right are in decreasing order. Any two digits in the PIN differ by at least 2. How many maximum attempts does one need to find out the PIN with certainty?
a)6 b)8 c)10 d)12
#upsccsat #upsccsat2023 #upscaptitude #aptitude #logicalreasoning #timeandspeed #csatreasoningquestions #maths #upsccse #upsccseexam #civilservices
Q.55)There is a numeric lock which has a 3-digit PIN. The PIN contains digits 1 to 7. There is no repetition of digits. The digits in the PIN from left to right are in decreasing order. Any two digits in the PIN differ by at least 2. How many maximum attempts does one need to find out the PIN with certainty?
a)6 b)8 c)10 d)12
#upsccsat #upsccsat2023 #upscaptitude #aptitude #logicalreasoning #timeandspeed #csatreasoningquestions #maths #upsccse #upsccseexam #civilservices
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