Questions and answers by

Sandra

Questions (668)

Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point)If it is raining, then the
1. 1 answer
2. 5,601 views
Correct sentence pattern...Traditional gas-powered cars are harmful to the environment. S-V-O -- my ans?? S-V-IO S-V-N S-V-A
1. 7 answers
2. 3,264 views
How do I solve this?Complete the two-column proof. Given : 11x – 6y = –1; x = 8 Prove: 89/6= y 11x – 6y = –1; x = 8 88
1. 2 answers
2. 4,760 views
A ball is thrown into the air with an initial upward velocity of 45 ft/s. Its height (h) in feet after t seconds is given by the
1. 4 answers
2. 1,350 views
12. A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use
1. 3 answers
2. 1,065 views
What is the factored form of the expression? r2 – 49(r – 7)(r + 7) * my answer (r + 7)(r + 7) (r – 7)(r – 7) (r – 7)(r
1. 2 answers
2. 4,390 views
Believe it or not this is a geometry question...What is the hypothesis of the given statement? If money grows in trees, then you
1. 6 answers
2. 1,903 views
Faith likes to cook at home and buys lots of specialized pans and gadgets for her kitchen. Faith's cooking equipment falls into
1. 1 answer
2. 791 views
4. 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?2sp
1. 1 answer
2. 719 views
Which of the following are the correct units for mass? Tons, u, g, slugs, dyn, lb, oz, kgI put g, slugs, and kg but got it
1. 0 answers
2. 425 views
I keep getting the same answer but it is wrong. How do I work this?M is the midpoint of AB. The coordinates of A are (-4, -2)
1. 1 answer
2. 579 views
We have opposing answers, can you help?What is the simplified form of (2x2 + 4x – 3)(3x + 1) ? 6x3 + 10x2 – 5x + 3 * 6x3 +
1. 1 answer
2. 571 views
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
1. 16 answers
2. 9,343 views
There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x.
1. 4 answers
2. 5,122 views
I am having a hard time getting the right answer for this problem. Two people disagree. Please help...There is a circular garden
1. 0 answers
2. 612 views
There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x.
1. 0 answers
2. 801 views
I have worked this problem several times and get the same answer but it is not the right one, please help...You are tiling a
1. 8 answers
2. 4,639 views
Need help on this problem please...What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth.
1. 4 answers
2. 445 views
I think I got forgotten...What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the
1. 4 answers
2. 3,351 views
What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point)
1. 2 answers
2. 1,759 views
I need to know how to work this problem:A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip surface around it.
1. 3 answers
2. 3,641 views
I am not getting a clear answer. I show what I think is correct:Which of the following is a successful result of the
1. 5 answers
2. 569 views
In the poem “Love after Love” by D. Walcott – not sure who self is...In the second stanza, the self is compared to a
1. 1 answer
2. 1,219 views
Not sure: Which of the following phrases best defines rhythm? (1 point)Repeated sounds across lines of poetry my answer a poem's
1. 1 answer
2. 1,269 views
Not sure about this...In the play A Sad Vaudeville, The flagman tells the man it is not his job to ____ answer questions. my
1. 2 answers
2. 2,086 views
I have tried to look this up but can't find it...The basal metabolism rate can be measured by calculating the amounts of
1. 3 answers
2. 1,265 views
An example of an objective test is
1. 1 answer
2. 404 views
Victor Malaba has a net income of $1,240 per month. If he spends $150 on food, $244 on a carpayment, $300 on rent, and $50 on
1. 3 answers
2. 1,266 views
for intext citations for a website in the parenthesis do you put the title of the website and the year you accessed it?
1. 3 answers
2. 555 views
The diagram shows a weightlifter in the initial stages of his lift. He lifts two 70 kg masses connected to a 10 kg bar. In
1. 0 answers
2. 572 views
Not sure...Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia
1. 32 answers
2. 22,847 views
Need help, I think it is 2/25. Do you have an equation that I can figure it?You choose a marble at random from a bag containing
1. 2 answers
2. 493 views
A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow?• 2/11 • 9/10
1. 7 answers
2. 2,577 views
You spin a spinner that has eight equal-sized sections numbered one to eight. Which event is least likely to occur?• The
1. 1 answer
2. 2,737 views
What is the probability that a number picked from the set {–4, –3, –2, –1, 0, 1, 2, 3, 4, 5} will be a solution of 2x +
1. 2 answers
2. 985 views
A website requires a four-digit numerical password in which the digits cannot repeat. How many possible passwords are there?•
1. 1 answer
2. 923 views
I am confused about this...A survey is being conducted to determine the favorite movies for various ages. Which of the following
1. 2 answers
2. 1,866 views
The hypothalamus secretes a hormone called GnRH that makes the anterior pituitary gland release FSH, referred to as
1. 1 answer
2. 922 views
What is the median of the data set below?275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270
1. 15 answers
2. 9,197 views
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
1. 16 answers
2. 8,493 views
Which of the following artists were known for their collages?• Andrea Mantegna and Vincent van Gogh • Thomas Eakins and Anna
1. 3 answers
2. 1,119 views
Identify the type of sentence: Josh and I are meeting for pizza at noon today.• declarative • imperative • interrogative
1. 7 answers
2. 4,164 views
(not for Ms.Sue)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,
1. 17 answers
2. 5,432 views
Identify the correctly punctuated sentence. I marked the one I think it is.• Doing my homework, making my bed, and practicing
1. 6 answers
2. 3,269 views
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) •
1. 95 answers
2. 39,876 views
Simplify (2(sqrt)+3(sqrt)7)2. Show how. Justify each step.
1. 2 answers
2. 807 views
Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.
1. 11 answers
2. 22,157 views
The size of a television is given by the length of the diagonal of the screen. The ratio of the height to the width of wide
1. 2 answers
2. 2,117 views
What is value?• the lightness or darkness of a color • the intensity of a color • the number of colors being used in a 2D
1. 2 answers
2. 1,698 views
Solve for b. [sqrt] b^4/25=4I do not know how to type two of the possible answers.
1. 1 answer
2. 460 views
A right triangle’s hypotenuse is 20 cm long. What is the length of the side opposite a 60° angle? Give your answer to the
1. 2 answers
2. 1,812 views
2nd posting - my mistakeWhen will the dependent variable in the equation y= sqrt [x+4-3] equal or exceed 4 • x ≥ –0.17 •
1. 2 answers
2. 455 views
I am not sure I am writing this correctly:What is the domain of the function y=3(sq rt)6x+42 • x ≥ 0 • x ≤ 7 • x ≥
1. 1 answer
2. 706 views
The function t=[(sqrt)(d/16)] models the time (t) in seconds that an object has been falling after the object has fallen d feet.
1. 2 answers
2. 1,573 views
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4?• x ≥ –0.17 • x ≥ 45 • x ≥ 48
1. 3 answers
2. 654 views
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4?• x ≥ –0.17 • x ≥ 45 • x ≥ 48
1. 3 answers
2. 540 views
Simplify. (x^2-3x-10)/(x+2)How? (I don't have any answers for this one)
1. 1 answer
2. 688 views
The temperature, T, of a given mass of gas varies inversely with its volume, V. The temperature of 20 cm3 of a certain gas is
1. 2 answers
2. 637 views
Solve. 1/(3x-6) – 5/(x-2) = 12• X=34/9 • X= -29/18 • X= -34/9 • X=29/18 How?
1. 2 answers
2. 528 views
Simplify into one fraction.3/(x-3)-5/(x-2) • (-2x + 9)/(x-3)(x-2) • (-2x)/(x-3)(x-2) • (-2x -9)/(x-3)(x-2) •
1. 3 answers
2. 1,136 views
In the meantime I got the last one but this one I can't figure...Divide. [(x^2-9)/(x-5)]/(x+3) • (x-3)/(x-5) • (x-5)/(x-3)
1. 2 answers
2. 412 views
Lost in the shuffle; sending again...Simplify into on fraction. (-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) •
1. 1 answer
2. 435 views
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
1. 1 answer
2. 3,389 views
Simplify into on fraction.(-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) • (-5x-7)/(x+3)^3 • (-5x+7)/(x+3)^2 How?
1. 1 answer
2. 1,130 views
Simplify. (3/5a)*(1/a^2)• 3/5a^2; where a ≠ 0 • 3/5a^2 • 3/5a^3; where a ≠0 • 4/5a^2; where a ≠0 How?
1. 1 answer
2. 608 views
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?
1. 1 answer
2. 1,446 views
Solve. (–10x3 + 30x – 20) ÷ (–5x + 5)• 2x2 – 2x + 4 • –2x2 – 2x – 4 • –2x2 + 2x + 4 • 2x2 + 2x – 4
1. 2 answers
2. 800 views
I have to identify the system of equations, if any for:-2x-4=1, 12=-6x-3 no solution? infinitely many solutions? (0,-1)? or
1. 1 answer
2. 907 views
Solve.• x = 2 • x = –2 • x = 28 • x = –28 How?
1. 2 answers
2. 424 views
The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance
1. 3 answers
2. 1,307 views
Divide. (–6m^9 – 6m^8 – 16m^6) ÷ (2m^3)• –3m9 – 3m8 – 8m6 • –3m6 – 6m8 – 16m3 • –3m6 – 3m5 – 8m3
1. 2 answers
2. 847 views
Dorothy and Rosanne are baking cookies for a party. Working alone, Rosanne can finish the cookies in 6 hours. Dorothy can finish
1. 2 answers
2. 1,363 views
A catering company charges a $300.00 set up fee and $10.00 per person for a lunch buffet. Approximately how many people must
1. 3 answers
2. 2,498 views
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
1. 5 answers
2. 7,753 views
Mountain pull. A large mountain can slightly affect the direction of “down” as determined by a plumb line. Assume that we
1. 4 answers
2. 1,622 views
Am I correct?Which of the following is an example of human impact on climate changes? • the greenhouse effect • changes in
1. 2 answers
2. 760 views
Physics: For a 225-watt bulb, the intensity I of light in lumens at a distance of x feet is I=225/x^2.a. What is the intensity
1. 2 answers
2. 824 views
Word problem: A new photocopier can make 72 copies in 2 min. When the older photocopier is operational, the two photocopiers
1. 5 answers
2. 2,559 views
Geometry: the width and area of a rectangleIs (4b^3+5b-3)/(2b-1) What is the length of the rectangle? Show work.
1. 2 answers
2. 879 views
Divide this rational expression and polynomial(12x^2 + 9x-7)/(3x)
1. 4 answers
2. 656 views
Simplifing rational expressionsSimplify the expression & state any excluded values: (2s^2 - 5s - 12) / (2s^2 - 9s + 4)
1. 2 answers
2. 683 views
Simplify each expression. State any excluded values.(2x^2 + 6x) / 10x^3
1. 2 answers
2. 1,021 views
Portfolios are a collaborative effort in that
1. 1 answer
2. 447 views
what is the excluded value of the function?y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
1. 4 answers
2. 591 views
y = (4)/(9x – 45)• –5 • 0.2 • 5 • –0.2
1. 3 answers
2. 333 views
According to the pressure-flow hypothesis, which of the following statements is not true• Water moves from the xylem to the
1. 1 answer
2. 1,930 views
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
1. 4 answers
2. 2,621 views
I would appreciate the steps to the answer please...Suppose that y varies inversely with x, and y = 6 when x = 8. What is an
1. 2 answers
2. 695 views
All of the following are writing strategies associated with editing except• checking your spelling. • cleaning up
1. 7 answers
2. 5,107 views
the typical saturday the oil change facility will perform 40 oil changes between 10 am and 12pm. treating this as a random
1. 0 answers
2. 830 views
Choose the correct usage to complete the sentence: Are you ______________ to be in here?Suppose or supposed
1. 5 answers
2. 1,517 views
Add:(3/2a) + (5/2a) Possible answers: 8/4a, 2/a, 15/4a2^ or 4/a
1. 4 answers
2. 622 views
Add...8 + (x-1) / (x+4)
1. 2 answers
2. 667 views
Add(3/2a) + (5/2a)
1. 6 answers
2. 564 views
Solve...(x+12) / (x+4) = (x) / (x+8)
1. 2 answers
2. 450 views
Solve?(10 / 3x) + (4/3) = (7 + x) / (2x)
1. 5 answers
2. 427 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 2 answers
2. 812 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 3 answers
2. 815 views
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
1. 13 answers
2. 3,963 views
Gravity on Mars is 1/3 of that on earth. If Mars atmosphere is only 2 km thick, what is atmospheric pressure on Mars?
1. 0 answers
2. 510 views