# math115

54 results

### math115

add -57 + (-22)= -79 -21-(-9)/-21--21=-12/-42 -2.3-{-8.8}

### math115

Evaluate |-37-22|-|-11|=-4

### math115

ascending order= -2/9, -1/9, 3/7, 5/9, 1/8?

### math115

3y-10+y+46=8y+40-6y I thought the answer was 3 or 3.33

### math115

a sales person drove 238

### math115

Does anyone have the test number 4 for chapter s 8 and 9

### math115

46. Perform the indicated operation. -21-(-9) divided by -21-(-21)

### math115

place following sets in acsending order .3/7-6/7,1/7-1/2,2/7= -6/7, -1/2, 1/7, 2/7, 3/7 2. |4|+|-3|=4+3=7 3. |-9|-|-4|=9-4=5

### math115

place following sets in acsending order .3/7-6/7,1/7-1/2,2/7= -6/7, -1/2, 1/7, 2/7, 3/7 2. |4|+|-3|=4+3=7 3. |-9|-|-4|=9-4=5

### math115

place following sets in acsending order .3/7-6/7,1/7-1/2,2/7= -6/7, -1/2, 1/7, 2/7, 3/7 2. |4|+|-3|=4+3=7 3. |-9|-|-4|=9-4=5

### math115

find lowest common multiple of 24,15,44=1 or none

### math115

is the following set of numbers a perfect triple? 13, 15, 18

### math115

find the first and third quartile in the set of numbers 3,4,8,8,8,11,13,14,15,18 is it q1=3 and q3 = 18

### math115

find the first and third quartile in the set of numbers 3,4,8,8,8,11,13,14,15,18 is it q1=3 and q3 = 18

Christina has a job making diskettes. Last week she made a total of 4720. Calcute her gross.

### math115

add -57+(-22)=-79 place numbers in acsending order 25,-13,8,-2,13,3,18=-13,-2,3,8,13,18,25 perform the indicated operation -21-(-9)/-21-(-21)=-12/-42 add -3/5+(8/35)=13/35 subtract -2.3-(-8.8)=6.5

### math115

add -57+(-22)=-79 place numbers in acsending order 25,-13,8,-2,13,3,18=-13,-2,3,8,13,18,25 perform the indicated operation -21-(-9)/-21-(-21)=-12/-42 add -3/5+(8/35)=13/35 subtract -2.3-(-8.8)=6.5

### math115

divide 30/49 divide 16/21= 45/56 a triangle has a base 15ft and an altitude of 8ft find the area =60ft^2

### Math115

evaluate[-24]-[-22] the brackets are supposed to be "bars". Is this the same as saying 24-22? do the bars mean the "absolute value" of the number? If so, is the answer 2?

Brianna's monthly salary is \$8,400. What would be her equivalent semimonthly salary. (Round to the nearest cent)

Brian weekly salary is \$1,811.54. What would be his equivalent monthly salary. (Round to the nearest cent)

### math115

Please help You find an old savings bond that originally cost \$50. It has been compounding 3% interest annually for the last 75 years. How much is it worth? Make sure you round your answer to the nearest cent.\$459

### math115

Find the median 465,543,672,682,682,772= 677 choose the most reasonable measure the lentgh of a computer mouse 14 mm, 1.4m, 14cm =14mm

### math115

7+(-9)+(-5)+6=-1 2. 1/3+(-5/6)+(-1/2)=-6/6 3. evaluate each expression |-27+14|=13 4. true or false |-8|+|3|=|-8+3|=false 5. Jean deposited a check for \$625, wrote two for \$68.74 and \$29.95 and used her debit card to pay for a purchase of \$57.65. How has her account balance ...

### math115

IS THERE AN EASIER WAY TO FIND THGE QUARTAIL OF A SET OF NUMBERS AND THE SUMMARY OF A SET OF NUMBERS

### math115

Heres the problem find the first and third quartiles of the following set of numbers I put them in order 146,218,242,249,277,319,347,391,567 my answer is q1=230 and q3 =369 is this correct

Mary base pay rate is \$11.50 per hour, with overtime paid at time-and-a-half. Find her gross pay if she worked 35.5 hours Monday through Saturday. Round to the nearest cent.

linda base pay rate is \$21 per hour, with overtime paid at time-and-a-half. Find her gross pay if she worked 45 hours Monday through Saturday. round to the nearest cent.

Cindy Watson, a self-employed freelance writer, had total gross earnings of \$61,800.00 last year. What was the amount of social security and Medicare taxes that Cindy was required to send the IRS each quarter?

### Math115

Solve by the elimination method. 5x-15y=2 and 5x-15y =3 Is there a solution of an ordered pair? Are the infinitely many solutions? or is there no solution? I got that there is no solution.

Coastal Advertising has a staff of sales people like linda, Who is paid monthly salary of \$1,050 plus a straight commission of 4.4% on all sales over 8,500. If she sells 9,300 what is her total gross pay for the month.

### math115

Kristi jogged for 1/4 of an hour swam for 2/3 of an hour and rode her bike for 4/5 of an hour how long did she exercise? answer 1 hr 43 min Find the best buy on sugar (1LB is 16oz. )1 lb for \$1.29, 12oz for \$1.09 2 lbs 4 oz for \$3.09 10 oz for \$.99 answer 1 lb. for \$1.29

### math115

The electricity costs of a buisness increased from \$15,000 in one year to \$16,000 the next. To the nearest whole percent what was the rate of increase?=7% Write the following as a common fraction or mixed number write in lowest terms 5.035 = 5 7/200

### math115

I have a graph it shows the yearly food cost for a family in thousands.What was the percent increase in food costs from 2001 10. to 2002 11 that would make it \$10,000.00 and \$11000.00 right? but the increase would be 10%?

### math115

There are 42 milliliters (mL) of acid in 200 mL of a solution of acid and water. What percent of the solution is acid?

Chong base pay rate is \$13.50 per hour, with overtime paid at time-and-a-half and double time for holidays. Find her gross if she worked 9 holidays hours in addition to 40.5 hours Monday through Saturday. round to the nearest cent.

### math115

which numbers are prime numbers 37,39,41,43 answer 37,41,43 John spent 1/3 of his study time doing math homework and 3/5 preparing for a history exam what fraction of his study time remains? answer 1/15 Solve for the unknown 2/7/20=1.6/ranswer 112

### math115

I have tried and tried I just do not get it 6-5(3x-4)=-49 6-15x+20=-49 11-15x=-49 11-15=-49-49 15x=-98 x=6

### math115

A chemist has 400 milliliters (mL) of solution that is 21% acid. How many milliliters of acid are in the solution?

### math115

using a graph showing the yearly cost of a family what was the percent decrease in the cost of food from 2003 to 2004 cost of food in the thousand dollars so 2003 was \$10500 2004 %9500 was the decrease 10%

### math115

find the first and the third quartiles 347,242,146,391,249,567,277,218,319=q1 277,q3 347 find the mean 30,25,33,29,46,31,30,63,41,40,34,30,=36 find the median=30.5 is the mean or the median a more useful represenraion= the mean

### math115

A worker gets 22 dollars per hour for a normal work week of 40 hours and time-and-a-half for overtime. Assuming he works at least 40 hours a week, construct a function describing his weekly paycheck, Upper P, as a function of the number of hours worked, t. My answer: 880+11(t-...

### Math115

The distance that light travels in 1 year (a light year) is 5.88 times 10 Superscript 12 miles. If a star is 4.6 times 10 Superscript 7 light years from Earth, what is this distance in miles? Enter your answer in scientific notation. Round the coefficient to two decimal places...

### math115

Steve was charged \$75.00 interest for 1 month on a \$3,000 credit card balance. What was the monthly interest rate? Give you answer as a percentage, round to the nearest tenth of a percent. 2.5% 2.If \$5,600 is deposited into an account paying 5.325% interest compounded annually...

### Math115

Create a piecewise function of the following scenario where Upper D left-parenthesis t right-parenthesis is the total distance walked (in miles) as a function of time t (in minutes): “You begin a walk from your home at a fast pace of 4 miles per hour for 30 minutes. You rest...

### math115

Ms. Jefferson has been given a loan of \$20,000 for 1 year. If the interest charged is \$800, what is the interest rate on the loan?4% 2.A saleswoman is working on a 6% commission basis. If she wants to make \$2,400 in one month, how much must she sell?\$40,000 3.If \$7,800 is ...

### Math115

From the graph the median price paid for a home in 1968 is about \$20000 and in 1993 is about \$100000. Use these data points to construct a linear and an exponential model to represent the growth in median price from 1968 to 1993. for p(t) linear I got 20000+3200t but for the ...

### Math115

From the graph the median price paid for a home in 1968 is about \$20000 and in 1993 is about \$100000. Use these data points to construct a linear and an exponential model to represent the growth in median price from 1968 to 1993. for p(t) linear I got 20000+3200t but for the ...

### math115

(-3)(-6) + (4)(-2)=10 (-3)to third power-  (-8)(-2)=-43 (-6)to second power-  4 to the second power=-20 -9to second power-  (-6)second power=117

### math115

(-3)(-6) + (4)(-2)=10 (-3)to third power-  (-8)(-2)=-43 (-6)to second power-  4 to the second power=-20 -9to second power-  (-6)second power=117

### math115

the following scores were recorded on a 200 point final examanation;193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. (A) FIND THE MEAN FINAL examination score (b) find the median final examination score (c) is the mean or median a more useful represenative of the ...

### math115

The management of a company is negotiating with a union over salary increases for the company's employees for the next 5 years. One plan under consideration gives each worker a bonus of 1200 dollars per year. The company currently employs 1055 workers and pays them an average ...

### math115

1. find the median 4,5,6,8,11,17=6 2.find the median and the mean 95,75,76,86,96,71,68,81,95,76,69,82,93,88,94= median 81 mean 83 3. find the mean 13,15,18,18,18,19,22,26,28,33=21 4. find the median 47,25,58,28,67,66=52 1/2

1. 1