In hillcrest school, 36% of middle school students are in grade 6, 31% are in grade 7, and 33% are in grade 8. if a middle school student is selected randomly, what is the probability that the student is either in grade 6 or in grade 7? a) 0.31 b) 0.33 c) 0.64 d) 0.67

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3

Rob is investigating the effects of font size on the number of words that fit on a page. he changes the font size on an essay and records the number of words on one page of the essay. the table shows his data. which equation represents the approximate line of best fit for data, where x represents font size and y represents the number of words on one page?