Question
Penelope took 1 h 50 min to make a pillow cover. Barbara took 30 min less time than Penelope while Sarah took 45 min longer that Barbara to make a pillow cover. How long did Sarah take to make a pillow cover? Express your answer in h and min.
4 m

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Penelope took 1 h 50 min to make a pillow cover. Barbara took 30 min less time than Penelope while Sarah took 45 min longer that Barbara to make a pillow cover. How long did Sarah take to make a pillow cover? Express your answer in h and min.