Mathematics

Mathematics, 14.07.2019 18:30, jordystafford4988

If jill’s best friend jumped farther than 6.5 feet, then she beat the school record and the seventh graders earn 50 points. if not, the eighth graders earn 50 points. which grade should be awarded 50 points?

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Mathematics, 02.07.2019 18:30, ryleerod07

There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and the rest are eighth graders. how many are eighth graders? explain your reasoning. *

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Mathematics, 03.08.2019 02:50, Kaitneedshelps

Are 42 boys and girls participating in an essay-writing competition. of the competitors, 21 are in seventh grade, 14 are in eighth grade, and 7 are in ninth grade. what is the probability of an eighth grader winning the competition? which simulation(s) can be used to represent this situation? 1.the probability is 1/3 . simulate this situation by rolling a 6-sided die, with odd numbers representing seventh graders and even numbers representing eighth graders. 2. the probability is 1/6 . simulate this situation by picking a card from a deck of cards, with hearts representing seventh graders, diamonds representing eighth graders, and spades representing ninth graders. 3. the probability is 1/3 . simulate this situation by spinning a spinner with six equal sections, with one section representing ninth graders, two sections representing eighth graders, and three sections representing seventh graders. 4. the probability is 1/6. simulate this situation by using a number generator with numbers from 1 to 6, with 1 through 3 representing seventh graders, 4 and 5 representing eighth graders, and 6 representing ninth graders.

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Mathematics, 02.10.2019 01:40, 69diegoguerrero

Randomly selecting a seventh grader from a school that has 250 sixth graders, 225 seventh graders, and 275 eighth graders

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Mathematics, 08.11.2019 04:31, christylam1606

There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and the rest are eighth graders. how many sixth graders, how many seventh graders and how many eighth graders?

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