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Mathematics 20 Online
OpenStudy (anonymous):

. @Homeworksucks

OpenStudy (homeworksucks):

What's your question?

OpenStudy (anonymous):

what is the lower quartile?

OpenStudy (homeworksucks):

Erm what program did you use to send this, I can't open it :/

OpenStudy (anonymous):

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

52.5

OpenStudy (anonymous):

Suppose you are an employee in the marketing department of Mamma Mia’s Pizzeria, and your are assigned the task of conducting a survey to determine customer satisfaction with the pizza. Describe an unbiased way to conduct the survey

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

Surveying every 5th customer or attaching a survey to the pizza. Maybe every 5th number in the phone book

OpenStudy (anonymous):

Take the letters “J, K, L, M, N, and O” and find all the two-letter arrangements according to the following terms: (1) the order in which the letters occur does not matter, (2) arrangements such as “JK” and “KJ” count as the same arrangement, and (3) no letter is used twice in the same arrangement like “JJ”. List all of the two-letter arrangements and state the total number of arrangements. @Homeworksucks

OpenStudy (homeworksucks):

jk jl jm jn jo kl km kn ko lj lk lm ln lo mj mkml mn mo nj nk nl nm no oj ok ol om on

OpenStudy (homeworksucks):

29

OpenStudy (anonymous):

A garage door has a keypad used to open the door electronically. The code has four digits. The digits are 1, 3, 9, and 8; but, the homeowner cannot remember the sequence. How many different arrangements of the numbers are possible?

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

4! or 24

OpenStudy (anonymous):

?

OpenStudy (homeworksucks):

4 as in 4*3*2*1, or 24 possible combinations

OpenStudy (homeworksucks):

! means factorial

OpenStudy (anonymous):

i think 4 im not sure

OpenStudy (homeworksucks):

well if he has lets say 2 choices for the first and 3 choices for the second, then he has 6 choices, right, not just 2

OpenStudy (anonymous):

yeAh

OpenStudy (homeworksucks):

So its the fundamental counting principle, 4*3*2*1 if you have 4 different options and a way to number them

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

so how we solve?

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

So just go 4*3*2*1

OpenStudy (anonymous):

24

OpenStudy (homeworksucks):

yup

OpenStudy (anonymous):

36) Lacy chose two marbles from a bag without replacing them. The contents of the bag are described below. What is the probability that Lacy will choose a yellow marble, and then a blue marble?

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

2/27

OpenStudy (anonymous):

Connie played a game that involved a single die and a spinner. To win, she had to roll an odd number on the die and land on an even number of the spinner? What is the probability that she won the game on her first try?

OpenStudy (homeworksucks):

1/5

OpenStudy (anonymous):

jw hwo old r u? and are you make or female

OpenStudy (homeworksucks):

16 male

OpenStudy (anonymous):

cool ,me to im 16 aswell

OpenStudy (homeworksucks):

wow, that's cool

OpenStudy (anonymous):

lol,where ya from?

OpenStudy (homeworksucks):

Canada, you

OpenStudy (anonymous):

ohio

OpenStudy (homeworksucks):

Nice

OpenStudy (anonymous):

you should add me on facebook

OpenStudy (homeworksucks):

Umm, about that

OpenStudy (anonymous):

Howard is laying an oak wooden floor in his house. The measurements of the floor are 14.5 feet by 40 feet. The wood is packaged in boxes. Each box will cover 18 square feet. How many boxes of wood must be purchased to cover the floor?

OpenStudy (homeworksucks):

I don't use facebook

OpenStudy (anonymous):

ah ok i figure you did

OpenStudy (homeworksucks):

33 boxes

OpenStudy (anonymous):

6480 mm= how many meters

OpenStudy (homeworksucks):

6.48 m

OpenStudy (anonymous):

Alexandra weighs 55.4 kg. Convert her weight to pounds. Round the answer to the nearest whole pound. (Hint: 1 kg = 2.2 lb

OpenStudy (homeworksucks):

122 pounds

OpenStudy (anonymous):

Doctors recommend that you do not exceed a safe heart rate when you exercise. The following formula gives the desirable heart rate, “r”, in beats per minute for a person "a" years old. What is the maximum safe heart rate when exercising for an 18-year old person

OpenStudy (homeworksucks):

162 bpm

OpenStudy (homeworksucks):

161.8

OpenStudy (anonymous):

hey,your really smart how much would you want to help me out to get caught up? i am was told to have 18 assigments by januray i have 10 now what would you charge to help get me caught back up to that point

OpenStudy (homeworksucks):

Sorry man, I don't know if I could do that, I have a lot of work myself :/

OpenStudy (anonymous):

could you help me out as much as you could?

OpenStudy (anonymous):

Name three angles (using three letters) that share vertex L.

OpenStudy (homeworksucks):

MLJ KLM JLK

OpenStudy (anonymous):

Angle QRS is divided by an angle bisector RP. If angle QRS measures 60 degrees, what are the measures of angles QRP and PRS?

OpenStudy (anonymous):

@Homeworksucks

OpenStudy (homeworksucks):

30 degrees

OpenStudy (anonymous):

Two angles are supplementary. One of the angles is twice as large as the other angle. What are the measures of each angle?

OpenStudy (homeworksucks):

120 degrees and 60 degreees

OpenStudy (anonymous):

thanks bro

OpenStudy (homeworksucks):

No problem, good luck!

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