Why did most ancient cultures primarily write out their mathematical text in words

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Find two numbers if their sum is 91 and the ratio is 6: 7?