Four thermal heaters P, Q, R and S are used in the R & D department of Reliance Ltd. Only one heater can be used on any day. If heater P is used on any day, neither R can be used next day. If heater Q is used on any day, neither Q nor S can be used day. If heater R is used on any day, then P has to be used the next day. If heater S any day, then Q has to be used the next day.
If heater S is used on the third day and different heaters are used on the first and fourth then which heater is used on the first day?
If heater S is used on the third day and different heaters are used on the first and fourth then which heater is used on the first day?
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P
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খ
Q
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গ
R
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ঘ
S
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ঙ
Cannot be determined
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If r, s, and t are positive integers and rst = 343, that is the value of t?
I. r < S < t
II. rs = 7
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