Mathematics, 26.10.2019 12:43, KP1998
Antonio has a total of 55 marbles. he has 15 green marbles and 12 red marbles. the rest of the marbles are blue. how many blue marbles does he have?
a student solves this problem by writing an equation. which strategy could check the student’s answer?
Answers: 1
Mathematics, 22.06.2019 01:30, zairaefh6496
Kelli swam upstream for some distance in a hour. she then swam downstream the same river for the same distance in only 6 minutes. if the river flows at 5km/hr, how fast can kelli swim in still water?
Answers: 3
Antonio has a total of 55 marbles. he has 15 green marbles and 12 red marbles. the rest of the marbl...
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