1) Kiki's take-home pay is $625 per week. What is her annual take-home pay? (Hint: There are 52 weeks in a year.) 2) A room is half as wide as it is long . Write an expression to describe the area of the room.

3) Nicholas has a new job making $9.50 an hour. He worked 38 hours last week. he also had deductions of 7.25 % for Social Security and 1.6% for health benefits. After deductions what is his pay?

4) Nicholas wants to use his new salary to buy a television that cost $1000 . Will he be able to afford the television in three weeks if he earns the same amount each week as he did in question 3 ​

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?