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Question 193692: Ashley and Beatrice travel around a circular track at uniform speeds in opposite directions, starting from diametrically opposite points (meaning they are directly opposite each other on the track). If they start at the same time, meet first after Beatrice has travelled 100 yards, then meet a second time 60 yards before Ashley completed one lap, what is the circumference (lenght) of the track?
Thanks.
Click here to see answer by ankor@dixie-net.com(15646)

Question 192510: I should express (x+8)/(x-1)>=0 in interval notation but I always get confused with domain and range.is it (1,infinity)?
Click here to see answer by Edwin McCravy(8893)

Question 193903: Determine whether -4 satisfies this compound inequality
x<5 or x>-3
Click here to see answer by jim_thompson5910(28536)

Question 194337: if Jim travels for a half hour at an rate of 20 miles per hour, and for another half hour at an 30 miles per hour, what is his average speed
Click here to see answer by Edwin McCravy(8893)

Question 194340: David travels for 6 hours at a rate of 50 mph. his return trip takes him 7.5 hrs. what is his average speed for the whole trip?
Click here to see answer by ankor@dixie-net.com(15646)

Question 194342: Angela drove 100 miles to Batonsville at an average speed of 50 miles per hour. She then increased her average speed by 20 percent and drove 30 miles to Catonsville. What was her wverage speed for the entire journey, in miles per hour?
Click here to see answer by ankor@dixie-net.com(15646)

Question 194336: if a person can run A miles in x hours, how long will it take the person to run B miles at the same rate?
Click here to see answer by ankor@dixie-net.com(15646)

Question 195649: Bart and Betty are looking at color
televisions that range in price from $399.99 to $579.99.
Bart can afford more than Betty and has agreed to spend
$100 more than Betty when they purchase this gift for their
mother. Let b represent Betty’s portion of the gift.

Now i know b+(b+100) is part of equation but im unsure of what to do with the prices can you please help me??

Click here to see answer by user_dude2008(1861)

Question 196515: How do i express the mean (average) of x+1 and 3x-3 as a bionomial.
Click here to see answer by scott8148(6628)

Question 196569: The mean of 55,93, 48, 53, 55, 93, 63, 80, 75, and 55 is?
Click here to see answer by jim_thompson5910(28536)

Question 196599: Emily want to purchase a computer that sells for $1250. She can either pay the total amount at the time of purchase, or she can agree to pay the store $115 down and $85 a month for 15 months. How much money can she save by paying the total amount at the time of purchase?
Click here to see answer by stanbon(57285)

Question 196835: Car rental agency A will rent a compact car for $40 per day and an additional charge of $0.20 per mile. Car rental agency B will charge only $0.16 per mile but charges $51 per day. If Adam wanted to rent a car for four days, how many miles would Adam have to drive to make car rental agency B a better bargain?
Click here to see answer by Mathtut(3670)

Question 196874: How much more do 12 bumper stickers cost than 6 bumber stickers?
BUMPER STICKER SALE!
Choose any 6 $3.20
Choose any 12 $6.00
Choose any 18 $8.00
Choose any 24 $9.50

Click here to see answer by Mathtut(3670)

Question 197005: What is another way to write log3a^2b^3?

Click here to see answer by user_dude2008(1861)

Question 197028: sir/madam
hello i have a question
In what ratio should water mixed with spirit costing $12 per liter so as to make a profit of 25% by selling the diluted liquid at $13.75
Click here to see answer by josmiceli(9664)

Question 197265: two-thirds of 5/6 of a number x is the same as 3/4 of 4/5 of a number y. what is the value of x/y as a fraction in lowest terms?
Click here to see answer by user_dude2008(1861)

Question 197796: On six exams, Alex has scored 82, 86, 75, 91, 92, and 87 points out of 100. He wants to earn at least a B in the course, which corresponds to an overall average grade of 82 or better. Out of 100 points, what is the minimum number of points Alex must earn on the final exam to achieve this goal?
Click here to see answer by mycat08(3)

Question 197888: The average (arithmetic mean) of the test scores of a class of "p" students is 70, and the average of the test scores of a class of "n" students is 92. When the scores of both classes are combined the aveage is 86. What is the value of p / n?
Click here to see answer by stanbon(57285)

Question 198020: The average of a,b,c, and d is
(1)a+b+c+d over4
(2)a+b+c+d/4
(3)4a+4b+4c+4d/4
(4)4(a+b+C+d)
Click here to see answer by jim_thompson5910(28536)

Question 198239: in which quadrant will the midpoint of the segment having endpoints at (-3,-2) and (9,-7)lie ?
Click here to see answer by jim_thompson5910(28536)

Question 198228: find the center and radius of the circle with equation X(squared)+(y-8)(squared)=81.
thank you.
Click here to see answer by solver91311(16872)

Question 198373: I have a daughter who is in ninth grade currently and is completely lost. I don't know when she first lost track, she has gone from doing poorly in math to failing. I am hoping to find someone who can see where she is at and bring her current.
I am a single mom who got my neck broke on the job 4 years ago so I unfortunely have limited income, but don't want my daughter to fail because of my income disadvantages.
Would love any help possible. Thank You
Click here to see answer by arallie(162)

Question 198379: YOUR YARD WILL NOT LOOK GOOD IF YOU DON'T MOW THE GRASS.
Click here to see answer by arallie(162)

Question 198689: If the average (arithmetic mean) of four different positive integers is 50, what
is the greatest value of one of the integers?
Click here to see answer by jim_thompson5910(28536)

Question 198689: If the average (arithmetic mean) of four different positive integers is 50, what
is the greatest value of one of the integers?
Click here to see answer by arallie(162)

Question 199153: In her latest game, Ann bowled 199 and raised her average from 177 to 178. To raise her average to 179 with the next game, she must bowl:
a. 179 b. 180 c. 200 d. 201 e. None of these
Click here to see answer by Alan3354(30993)

Question 199531: the following scores were recorded on a 100-point examination:
95,75,76,86,96,71,68,81,95,76,69,82,93,88,94
find the mean and median final examination scores:
Click here to see answer by jim_thompson5910(28536)

Question 199923: Amy can read an average of 22 pages in 60 minutes. At this rate, approximately how long will it take her to read a 363 page book?

Answer:

A. 99 hours

B. 12 hours

C. 16 hours 30 minutes

D. 12 hours 30 minutes

Click here to see answer by nerdybill(6951)

Question 200645: Jack mows the grass in 7hrs. Jill can mow the same grass in 6 hrs. How long will it take if they mow it together?
Click here to see answer by checkley77(12569)

Question 200943: What is the average (arithmetic mean) of 8, 7, 7, 5, 3, 2, and 2?
A. 3 4/7
B. 4 5/6
C. 4 6/7
D. 5
E. 6 4/5

Please show me how to this step by step.Ireally need to know.Thank you so much!

Click here to see answer by jim_thompson5910(28536)

Question 201033: Can someone plaese help me?This is so confusing.

Find the Average;;
1 2 3 3 4 6 7 8 9
my answer is 4 5/9
is it correct?
Click here to see answer by stanbon(57285)

Question 201307: a total of 50 juniors and seniors were given a mathmatics test. the 35 juniors attained an average score of 80 while the 15 seniors attained an average of 70. What was the average score for all 50 students who took the test?
A.73
B.75
c.76
d.77
e.78
(please tell and explain to me how you solved this problem because i have no idea on how to solve this right now)
Click here to see answer by rfer(12654)

Question 196875: You bought 12 bumper stickers. How much did each bumper sticker cost?
BUMPER STICKER SALE!
Choose any 6 $3.20
Choose any 12 $6.00
Choose any 18 $8.00
Choose any 24 $9.50
Click here to see answer by javeria13(7)

Question 194343: Sam recently drove a total of 700 miles on a business trip. if his car averaged35 miles per gallon of gasoline and gasoline cost $1.25 per gallon, what was the cost in dollars of the gasoline for the trip?
Click here to see answer by javeria13(7)

Question 201842: Carol needs to buy six gifts for Christmas. She has $100 to spend on these gifts. She has already bought four gifts, costing $15, $20, $12 , and $13 . what is the average amount that she can spend on the remaining gifts ?
Click here to see answer by checkley77(12569)

Question 201843: The average of the first 3 numbers in a certain series is 10. if the average of the first 2 numbers is 10. what is the third number ?
Click here to see answer by RAY100(1637)

Question 202014: This year, Krista averaged $18 per concert ticket. If she spent a total of
$126 on concerts this year, how many concerts did she attend this year?
Click here to see answer by jim_thompson5910(28536)

Question 202198: what is average (arithmetic mean) of 8,7,7,5,3,2 and 2

Click here to see answer by rfer(12654)

Question 202671: A survey of a group of people produced the following results: there were 35 people with brown eyes and 24 people with blonde hair. If 14 people had both brown eyes and blonde hair and 27 people had neither, how many people were interviewed?

Click here to see answer by rfer(12654)

Question 203008: Determine which, if any, of the three statements are equivalent.

a) If today is Monday, then tomorrow is Tuesday.
b) If today is not Monday, then tomorrow is not Tuesday.
c) If tomorrow is not Tuesday, then today is not Monday.

Click here to see answer by RAY100(1637)

Question 203208: Find the domain of each rational expression
a^2-b^2/a-b
Click here to see answer by solver91311(16872)

Question 203414: Five players on the East High basketball team all scored a different number of points in last night’s game. Each player scored more than 9 points. Amanda scored the fewest points and Kara scored the second fewest points. If Kara scored 16 points and 16 points was the average for the five players, how many points did Amanda score?
Click here to see answer by Earlsdon(6287)

Question 204187: A jar contains 4 yellow marbles, 12 green marbles, and 11 black marbles. If one marble is selected at random, what is the probability that it is not yellow?

Click here to see answer by RAY100(1637)

Question 204186: If you roll a die many times, what would you expect to be the relative frequency of rolling a number less than 5?
A) 2 out of 3 B) 1 out of 3 C) 1 out of 6 D) 1 out of 2 E) 5 out of 6

Click here to see answer by Theo(3458)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330