# Sandra

Popular questions and responses by Sandra
1. ## ALGEBRA

Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 (1 point) • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5,

asked on May 15, 2014
2. ## ALGEBRA

Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.

asked on May 14, 2014
3. ## Algebra

If an object is dropped from a height of 144 ft, the function h(t) = –16t² + 144 gives the height of the object after t seconds. When will the object hit the ground? • 1.5 s • 3 s • 6 s • 9 s

asked on April 3, 2014
4. ## Algebra

What is the median of the data set below? 275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270

asked on May 19, 2014
5. ## STATS

The top selling Red and Voss tire is rated 70,000 miles means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles and a standard deviation of 6,400. a. What is the

asked on September 16, 2011
6. ## Algebra

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

asked on April 3, 2014
7. ## physics

an ac generator has 20 turns of wire of area 0.16 m2. The loop rotates in a magnetic field of 0.52 T at a frequency of 80 Hz. Find the maximum induced emf.

asked on July 16, 2020
8. ## MATHS

CAN ANY ONE SOLVE THIS QUESTION PLEASE: FIND HCF OF 180,252 AND 324 USING EUCLID'S DIVISION LEMMA?

asked on May 26, 2012
9. ## geometry

in diagram below ab parallel to cd what is the value of x

asked on August 12, 2010
10. ## Algebra

What is the quotient? [(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]

asked on April 9, 2014
11. ## Physical Geography PLEASE CHECK & HELP WITH #2!

The following questions are based on the “Mt. Dome, California,” quadrangle (Figure 33-2 found on page 228 of the Laboratory Manual; enlarged to scale 1:48,000; contour interval 40 feet) and the stereogram of the same region (Figure 33-3 found on page

asked on June 30, 2012
12. ## math

A varies BC, when b=4,and c=9,a=6 a.find the formulea connecting A,B and C. b.find A whenn B=3 and C=10 c.find C, if A=20 and B=15

asked on September 1, 2008
13. ## GEOMETRY

I really need help on this... NA ≅ PA, MO Û NA, RO Û PA, MO = 7 feet what is PO? a.7 ft b.49 ft c.14 ft d.3.5 ft

asked on May 6, 2015

I really need help asap with my subjective letter for my NJHS Application. Please answer fast- it is due tomorrow!! --- To the National Juniors Honor Society: I express my gratitude for selecting me, Sandra Garcia, as a possible member of the National

asked on February 3, 2016
15. ## Algebra

One more rectangular-shaped piece of metal siding needs to be cut to cover the exterior of a pole barn. The area of the piece is 30 ft². The length is 1 less than 3 times the width. How wide should the metal piece be? Round to the nearest hundredth of a

asked on March 18, 2014
16. ## business math

Manually calculate the compound interest on an investment of \$8500 at 6% interest, compounded semiannually, for 18 mo.

asked on March 9, 2012
17. ## Algebra 2

Designer Dolls, Inc. found that the number N of dolls sold varies directly with their advertising budget A and inversely with the price P of each doll. The company sold 1,800 dolls when \$34,000.00 was spent on advertising, and the price of a doll was set

asked on March 14, 2016
18. ## MATH

Your original purchase price was \$825.00 plus 7% sales tax. You enter into an agreement where the interest (12.5% APR) is waived for the first 12 months provided you make the required monthly payments; otherwise the interest is accrued from the date of

asked on May 8, 2015
19. ## English

Not sure... Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia Alvarez. In the Time of Butterflies. San Francisco–California Press, 2005. • In the Time of Butterflies by Julia Alvarez.

asked on May 29, 2014
20. ## English 10th grade

This is confusing to me: "Truth, Sekhar reflected, is like the sun. I suppose no human being can ever look it straight in the face without blinking or being dazed. He realized that, morning till night, the essence of human relationships consisted in

asked on March 24, 2014
21. ## Mathematics for Liberal Arts

You are on a TV show. You have been asked to either play a dice game five times or accept a \$50 bill. The dice game works like this: If you roll a 1, 2 or 3, you win \$46. If you roll a 4 or 5, you lose \$22. If you roll a 6, you lose \$85. Should you play

asked on November 20, 2009
22. ## College Algebra

A rectangular swimming pool is 8 meters long and 12 meters wide. A tile boarder of uniform width is to be built around the pool usinjg 120 square meters of tile. How wide should the boarder be? Round anser to the nearest hundredth.

asked on February 25, 2009
23. ## math

if 13 times a number x is added to twice its square.the result is 84.find x

asked on January 19, 2017
24. ## Algebra 2

How is the expression log 32 - log 8 written as a single logarithm? log 4 log 8 log 24 log 40

asked on February 13, 2016
25. ## Business Math

What is the (net price equivalent rate-in decimals, Single Equivalent discount rate-in decimals, trade discount and net price)of a digital camera with List price \$450 and chain discount 8/3?

asked on January 24, 2007

An artifact originally had 16 grams of carbon-14 present. The decay model A = 16e -0.000121t describes the amount of carbon-14 present after t years. How many grams of carbon-14 will be present in 5715 years? A. Approximately 7 grams B. Approximately 8

asked on March 29, 2017
27. ## Algebra

John walked 10 miles on Saturday. He walked twice as fast on the second 5 miles of his walk than he walked on the first 5 miles of his walk. Which expression represents the time he spent walking? Let x = John's speed on the first half of his walk.

asked on April 16, 2014
28. ## Geometry - help please

AB is tangent to circle O at B. The diagram is not drawn to scale. If AB = 6 and AO = 11.7, what is the length of the radius (r)? Round the answer to the nearest tenth. 5.7 8.9 10.0 13.1

asked on May 27, 2015
29. ## language arts

Read the following passage from the Odyssey, in which the Cyclops has captured Odysseus and his men: "You are a ninny, or else you come from the other end of nowhere, telling me, mind the gods! We Cyclopes care not a whistle for your thundering Zeus or all

asked on February 19, 2015
30. ## Algebra word problem

A family is building a rectangular patio in their backyard. The rectangular yard has dimensions of (8x+2) by (6x + 3) and they are planning the patio to be (x + 5) by (3x + 1). What is the area of the remaining yard after the patio has been built?

asked on March 7, 2014
31. ## Algebra

Bob drove 120 miles on his vacation. He drove an average of 1.2 times faster on the 2nd 60 miles of his trip than he did on the first half of the trip. Which expression represents the time he spend driving? Let x=his speed on the first half of the trip.

asked on May 3, 2014
32. ## Algebra

Multiply (x^2 + 8x + 15) / x – 4 * (x^2 – 16) / 2x + 6

asked on April 16, 2014
33. ## Algebra

A community group is planning the expansion of a square flower garden in a city park. If each side of the original garden is increased by 9 meters, the new total area of the garden will be 169 square meters. Find the length of each side of the original

asked on April 4, 2014
34. ## Math

7 boys share 5 chocolate bars equally how much do the get?

asked on May 11, 2016
35. ## Algebra 2

Which set of ordered pairs in the form of (x, y) does not represent a function of x? {(0, 2), (1, –1), (2, 3), (3, –2)} {(0, –2), (1, 1), (2, 3), (3, –2)} {(0, 2), (–1, –1), (2, –3), (3, 2)} {(0, 2), (1, 2), (1, –2), (3, 2)}

asked on October 17, 2015
36. ## science-biology

I am in 10th grade and can you please help me by defining what is bio-catalysts?

asked on April 17, 2012
37. ## algebra

perform operatiion -2a²/ * 2a+2/ 3a² 15a³

asked on July 13, 2009
38. ## Calculus

A light hangs 15 ft. directly above a straight walk on which a man 6 ft. tall is walking. How fast is the end of the man's shadow travelling when he is walking away from the light at a rate of 3 miles per hour?

asked on May 2, 2016
39. ## Algebra 2

What is the equation of the function y = (3/x) translated 4 units to the right and 5 units down?

asked on March 24, 2016
40. ## nutrition,health, and safety for young children

Eighty-nine percent of illnesses among children in child care settings are attributed to which of the following

asked on February 12, 2016
41. ## Geometry

NA ≅ PA, MO Û NA, RO Û PA, MO = 7 feet what is PO? a.7 ft b.49 ft c.14 ft d.3.5 ft Explain?

asked on May 5, 2015
42. ## language arts

Read the following passage from the Odyssey: “There’s our sign! I know not more. Could someone else’s hand have sawn that trunk and dragged the frame away?” Their secret! as she heard it told, her knees grew tremulous and weak, her heart failed

asked on February 19, 2015
43. ## Math

A company manufactirung snowboards has fixed costs of \$200 per day and total cost of \$3800 per day at a daily output of 20 boards. (A( Assuming that the total cost per day, C(x), is linearly related to the taotal out per dau,x, write an equation for the

asked on June 18, 2013
44. ## Finanical

1. An investor purchases a mutual fund for \$50. The fund pays dividends of \$1.50, distributes a capital gain of \$2, and charges a fee of \$2 when the fund is sold one year later for \$52.50. What is the net rate of return from this investment?

asked on December 18, 2012
45. ## Business math

What is the Net price and trade discount of a (Treadmill cost \$3000) with a chain discount of 9/4?

asked on January 24, 2007
46. ## Math

The inverse of 3y+5x=18

asked on August 29, 2019
47. ## nutrition,health,and safety for young children

what should early childhood teachers do when children are interested in exploring frightening topics

asked on February 19, 2016
48. ## Geometry B

What is the value of x in the proportion: (x-1)/5 = (4x + 2)/35 How do I go about getting this solved?

asked on February 3, 2015
49. ## Algebra I

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.02x2 + 2.3x + 6, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of

asked on January 25, 2015
50. ## Algebra

Solve the equation using the Zero Product Property. (3x + 1)(x – 5) = 0 • and 5 • and –5 • and 5 • and –5

asked on April 4, 2014
51. ## algebra

The manager of a bulk foods establishment sells a trail mix for \$6 per pound and premium cashews for \$13 per pound. The manager wishes to make a 315-pound mixture that will sell for \$8 per pound. How many pounds of each should be used?

asked on March 21, 2014
52. ## Algebra

A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4(pi)r2 for the surface area of a sphere.

asked on March 7, 2014
53. ## statistics

5. Congressional Committee Memberships The composition of the 108th Congress is 51 Republicans, 48 Democrats, and 1 Independent. A committee on aid to higher education is to be formed with 3 Senators to be chosen at random to head the committee. Find the

asked on March 24, 2011
54. ## Physics

A rubber band is stretched to twice it's original length .calculate the strain on the rubber band

asked on September 16, 2019
55. ## writing

What else can they do when repaired walls separate from beams or restoring sockets carry no electricity What correction should be made to this sentence? 1) Insert a comma after walls 2) change the spelling of separate to seperate 3) Change restoring to

asked on March 3, 2017
56. ## Writiing Skills

As a result, although the swimming or boating may be great, you will have to get up at daybreak to beat the crowds. If rewrote the sentence As a result, although the swimming or boating may be great, the next word should be a) since b) but c) and d) if e)

asked on March 3, 2017
57. ## Calculus

One ship is sailing south at a rate of 5 knots, and another is sailing east at a rate of 10 knots. At 2 P.M. the second ship was at the place occupied by the first ship one hour before. At what time does the distance between the ships not changing?

asked on May 1, 2016
58. ## Nutrition,Health,and Safety for Young children

Which of the following statements is true about modes of transmission for infectious agents

asked on February 12, 2016
59. ## Early Childhood

The association between the presence of thimerosal in vaccines and autism is

asked on September 10, 2015
60. ## business math

It costs \$5,600 to manufacture a Jet Ski. If the desired percent markup based on cost is 48%, how much should each Jet Ski sell for?

asked on January 23, 2015
61. ## Geometry

Use the Law of Detachment to draw a logical conclusion from the two given statements. If not possible, choose not possible. If you drive safely, then you can avoid accidents. Teddy drives safely. Teddy avoids accidents. If Teddy avoids accidents, he must

asked on October 14, 2014
62. ## Algebra - help

A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x2 + 6x + 0.3

asked on March 7, 2014
63. ## help

Determine whether parallelogram JKLM with vertices J(-1, -1), K(4, 4), L(9, -1) and M(4, -6) is a rhombus, square, rectangle or all three.

asked on January 29, 2013
64. ## Financial Management

A firm's stock is selling for \$85, Dividend yield=5%. A 7% growth rate is expected for the common stock. The firm's tax rate is 32%. (question) What is the firm's cost of retained earnings? a)8.16% b)12.00% c)12.35% d)cannot be determined

asked on April 21, 2010
65. ## Writing

While conducting these difficult tests, the state driving inspectors often seemed stern and unyielding. Which of the following is the best way to write this sentence? 1) tests, the state driving inspectors 2) tests the state driving inspectors 3) tests.

asked on March 6, 2017
66. ## writing

We also prepared for the test by studying the driver's booklet, memorizing rules, and to learn road signs. What correction should be made to this sentence? 1) change prepared to prepare 2) change studying to study 3) change driver's to driver 4) remove the

asked on March 6, 2017
67. ## accounting

Harris Fabrics computes its predetermined overhead rate annually on the basis of direct labor-hours. At the beginning of the year, it estimated that 20,000 direct labor-hours would be required for the period? estimated level of production. The company also

asked on February 27, 2016
68. ## Math

The angles of elevation of the highest point of a building from two points S and T are 60 degree and 30 degree respectively,T is vertically above S and ST=10m.Calculate the height of the building above the level of S

asked on January 6, 2016
69. ## language arts

Read the following hyperbole from Orpheus and Eurydice: “Rivers stopped flowing along the banks so that they could hear Orpheus, whose music was more harmonious than theirs.” What is the most likely reason that the author included this hyperbole? a)to

asked on February 19, 2015
70. ## Biology

I have tried to look this up but can't find it... The basal metabolism rate can be measured by calculating the amounts of _______________ and ______________. (1 point) nitrogen and carbon dioxide nitrogen and oxygen oxygen and carbon dioxide - my guess

asked on September 8, 2014
71. ## Algebra

A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow? • 2/11 • 9/10 • 11/20 • 9/11

asked on May 21, 2014
72. ## ALGEBRA

A store sells five models of cameras for \$190.00, \$420.00, \$270.00, \$300.00, and \$420.00. If the sales tax rate is 6%, what are the mean, median, mode, and range of the total cost of the cameras? • mean = \$318.00 median =\$339.20 mode = \$445.20 range =

asked on May 19, 2014
73. ## ALGEBRA

Multiply: (K+3)/(4K-2)*(12K^2 + 2k – 4) • 3(k+3)/(3k+2) • 3(k+3)(2k-1)/2 • (x-5)(3x+2) • (x-5)(12x+8) How? 11

asked on May 5, 2014
74. ## Algebra

Simplify. x/(7x+x^2) • 1/(7+x); where x ≠-7 • 1/(7x); where x≠0 • 1/(7+x); where x≠0,-7 • 1/7 How?

asked on May 5, 2014
75. ## Algebra

Edie can paint a wall in 3 hours. Dan can paint the same wall in 6 hours. If they work together, how many hours will it take Edie and Dan to paint the wall?

asked on April 16, 2014
76. ## Algebra - help

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

asked on April 4, 2014
77. ## Algebra

A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the equation y = –0.02x² +

asked on April 4, 2014
78. ## Biology

How do the kidneys clean the blood? (1 point) • Kidneys clean the blood by breaking down nutrients. • Kidneys clean the blood by filtering it to remove wastes. • Kidneys clean the blood by absorbing nutrients. • Kidneys clean the blood by

asked on March 20, 2014
79. ## Algebra

A family is building a new house on a rectangular lot of land. The lot measures 7x by 11x and the house will be 2x by 3x. How much land will be left for their yard after the house is built? (1 point)

asked on March 6, 2014
80. ## science-biology

can anyone help me by finding which enzymes are present in carbohydrates? is it salivary amylase(tyalin)

asked on May 12, 2012
81. ## the president and the bureaucracy

legally, the bureaucracy derives the general authority for its programs from

asked on November 23, 2010
82. ## math

Suppose the standard deviation is 13.1. What is the variance?

asked on November 13, 2009
83. ## Science

An elephant of mass 500kg stands with all four feet on the ground .each foot has an area of 0.08m.calculate the pressure exerted on the ground (g 10m/s).

asked on October 13, 2019
84. ## Writing

With time and public support, they should be successful. What correction should be made to this sentence? 1) change the spelling of support to suport 2) replace they with one 3) change should be to should have been 4) change the spelling of successful to

asked on March 6, 2017
85. ## writing

In the past, the United Stated Public Health Service and state and local health departments dominate the fields. What correction should be made to this sentence? 1) insert comma after Service 2) change state and local to State and Local 3) insert comma

asked on March 6, 2017
86. ## Math

Solve the Identity cot (x)/ (csc(x)-1)= (csc(x)+1)/cot (x)

asked on January 29, 2017
87. ## algebra 1

Which type of function is represented by the table of values below? x y 1 4 2 16 3 64 4 256 5 1,024

asked on October 20, 2016
88. ## physics

Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure. Select one: a. 0.051 moles b. 51 ×105 moles c. 58 moles d. 5.8 moles

asked on May 17, 2016
89. ## Calculus

A searchlight revolving once each minute is located at a distance of 1/4 mile from a straight beach. How fast is the light moving along the beach when the beam makes an angle of 60° with the shore line?

asked on May 12, 2016
90. ## Algebra 2

Jack is selling wristbands and headbands to earn money for camp. He earns \$2 for each wristband and \$3 for each headband. He wants to earn at least \$50. He needs to sell at least 5 wristbands. Which system of inequalities is shown in the graph of the

asked on November 8, 2015
91. ## math

A three- digit number is eleven times the two-digit formed by using the hundreds and the units digit of the three - digit number respectively, in the tens and units place of the two - digit number. If the difference between the digit in tens place and the

asked on November 17, 2014
92. ## GEOMETRY

Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point) If it is raining, then the humidity level is 100% . Hypothesis: The humidity level is 100%. Conclusion: It is raining. I hate humidity, except when it rains.

asked on October 13, 2014
93. ## Algebra 2

Am I correct? The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? Use the formula A = 2pi r2 + 2 pi rh. 2spi (3x2 + 10x – 8) 2 pi (12x2 + 7x-2) 2 pi (12x2 -2x +13) my answer 2 pi

asked on September 25, 2014
94. ## Algebra

I am confused about this... A survey is being conducted to determine the favorite movies for various ages. Which of the following best describes this survey? • qualitative and univariate • qualitative and bivariate ? • quantitative and univariate •

asked on May 20, 2014
95. ## Algebra

Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation? y = 1.8x y = 0.4/x x = y/1.8 y = x/0.4

asked on April 23, 2014
96. ## Algebra

What is the sum (1 / g+2) + (3 / g + 1)

asked on April 14, 2014
97. ## Algebra

The area of a rectangular table is given by the trinomial x2 + 7x – 30. What are the possible dimensions of the rectangle? Use factoring.

asked on March 7, 2014
98. ## Algebra word problem

The area of a rectangular garden is given by the trinomial x2 + 6x – 27. What are the possible dimensions of the rectangle? Use factoring.

asked on March 7, 2014
99. ## statistics

4. Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and standard deviation of 4. Do not use web-calculator to answer the following questions. Instead, you need to use the Z

asked on September 3, 2012
100. ## Psychology

One attribute that the Stanford-Binet,WAIS-III,and WISC-IV have in common is that they are all:

asked on July 9, 2012