Question
Xylia took 1 h 55 min to make a pencil case. Mary took 30 min less time than Xylia while Tina took 40 min longer that Mary to make a pencil case. How long did Tina take to make a pencil case? Express your answer in h and min.
4 m

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Xylia took 1 h 55 min to make a pencil case. Mary took 30 min less time than Xylia while Tina took 40 min longer that Mary to make a pencil case. How long did Tina take to make a pencil case? Express your answer in h and min.