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Mathematics, 15.04.2020 17:20 chloeethoma24

A teacher asked his three students, Tom Helen and Sandy to complete 200 exercises the ratio of the exercises completed by Helen to the exercises completed by Sandy is 3:3:4. Tom receives 5 points for each completed exercise. Sandy receives 8 points for each exercise. If the three students altogether receive 1240 points, how many points does Helen receive for a completed exercise?

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