The ages of 40 men rendering stevedoring services for a company are as follows: 36 38 37 28 21 23 42 22 28 27 38 39 55 37 34 28 29 25 27 42 48 28 31 33 40 23 49 45 48 31 45 27 43 34 51 28 26 42 28 24 a) Make an array. b) Construct a frequency distribution using 6 classes with the lowest class starting at 20. c) Complete the parts of the frequency distribution. d) Draw a histogram and frequency polygon for the distribution.

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?