Questions and answers by

Ruby

Questions (103)

A painter needs to cover a triangular region 63 meters by 66 meters by 73 meters .A gallon of paint covers 70 square meters.How
1. 1 answer
2. 222 views
Construct triangle abc with ab=8cm bc=8cm ac=7cmBisect angle abc and let the bisector meet ac at d produce bdto p such that
1. 0 answers
2. 158 views
The temperature dropped 3°C every hour for 9 hours. What was the total number of degrees the temperature changed in the 9
1. 0 answers
2. 120 views
A heat lamp produces 20.0 watts of power at a wavelength of 6.7 μm .
1. 1 answer
2. 140 views
A dried pea is fired from a plastic drinking straw that has a mass of .50g. If the force exerted on the pea averages 0.4 N over
1. 0 answers
2. 354 views
Find the smallest value of x for which the following curve has vertical tangent lines: y= x^2 + xy^2 - x/ x^2
1. 1 answer
2. 460 views
Unit 1: ready, set, succeed- lesson 23. C or D ?? 4. A ? Please help
1. 2 answers
2. 636 views
Which resource provides instruction and practice related to the content in the online textbook?
1. 1 answer
2. 533 views
Which of the following features of the online textbook will allow you to receive extra instruction on a topic?
1. 0 answers
2. 848 views
I understand the role of enzymes in chemical reactions but metabolism is the sum of all the reactions in a cell or in the body.
1. 4 answers
2. 904 views
2. ¿Conocen a mi amiga Maria?A. Sí, conocen a tu amiga Maria. B. Sí, conocemos tu a amgia Maria. C. Sí, saben a tu amiga
1. 9 answers
2. 7,622 views
A metal plate infused with excess electrons will attract a proton placed nearby?
1. 1 answer
2. 572 views
I have no clue how to solve these, could someone help me?For questions 6-8, multiple the following polynomials. 7. 4a(a^2+7a+4)
1. 5 answers
2. 612 views
Laura is moving up to the attic and wants to paint a wall white. The wall is a triangle with a base of 7.5 feet and a height of
1. 2 answers
2. 661 views
The mass of a 10p coin is 6.5g.What is the mass in kilograms of £20 in 10ps?
1. 1 answer
2. 923 views
Biologists tagged 180 fish in a lake on January 1. On February 1, they returned and collected a random sample of 45 fish,
1. 1 answer
2. 819 views
A private plane traveled from Seattle to a rugged wilderness, at an average speed of 220 mph. On the return trip, the
1. 1 answer
2. 524 views
On the first part of a trip to Carmel traveling on the freeway, Marge averaged 70 mph. On the rest of the trip, which was
1. 2 answers
2. 6,703 views
A private plane traveled from Seattle to a rugged wilderness, at an average speed of 220 mph. On the return trip, the
1. 1 answer
2. 591 views
5 1/4 + 2 9/16
1. 2 answers
2. 246 views
What makes the statement true? 7^-2=?A- 49 B- 1/49*** C- 14 D- 1/14 Am I correct?
1. 8 answers
2. 6,370 views
Please help me I don't understand what to do for this, as I haven't learned what to do if I need to find the average of
1. 1 answer
2. 520 views
Please answer as soon as you can I need help figuring this out :)Which number is greater than 5.5 x 10^-7 and less than 5.5 x
1. 2 answers
2. 427 views
Hi! I really need to do well on this quiz, can someone check my answers?1. What can you infer from this sentence near the stat
1. 9 answers
2. 1,297 views
How do I correctly punctuate this sentence?Carol couldn't start the car after leaving the football game fortunately however
1. 2 answers
2. 499 views
The potential energy of a projectile at its maximum height is equal to its kinetic energy there . If the velocity of projection
1. 2 answers
2. 552 views
1. MULTI-STEP PROBLEM There are 5743 knownamphibian species in the world. Of these, 1856 species are judged to be at risk of
1. 1 answer
2. 656 views
The management committee of Oxford school has indicated its desire to accept only 40% of all continuing undergraduate based on
1. 1 answer
2. 422 views
A survey of mobile call interconnectivity indicates that the average time it takes to connect calls from one network to the
1. 1 answer
2. 515 views
1.The management committee of Zenith has indicated its desire to accept only 40% of all continuing undergraduate based on the
1. 0 answers
2. 423 views
Assuming the earth to be a sphere of radius 6370 km.If seventy five percent of the earth's surface is covered by water, then
1. 3 answers
2. 1,029 views
By what percent will a fraction increase if its numerator is decreased by 10% and its denominator is decreased by 50%?
1. 1 answer
2. 906 views
I have a few questions that I'm stuck on.1. Identify how the pronoun is used in the sentence. Just today Terry bought a picture
1. 4 answers
2. 10,390 views
Sarah took the advertising department from her company on a round trip to meet with a potential client. Including Sarah a total
1. 1 answer
2. 683 views
For f(x) = 0.01(2)^x, find the average rate of change from x = 2 to x = 10.A.1.275 B.8 C.10.2 D.10.24
1. 2 answers
2. 3,105 views
1. White 17/4 as a mixed number.Hi, could someone please explain how to do this? Correct me if I’m wrong but do I try to
1. 3 answers
2. 783 views
What is the square root of 23 subtracted from square root of 37 divided by square root of 23 added to square root of 37??
1. 1 answer
2. 406 views
Remove the xy-term by rotation of axes, reduce the resulting equation to standard form and trace the curve on the new axes:16x^2
1. 1 answer
2. 511 views
Center at (2,-5), conjugate axis parallel to the y-axis, slopes at asymptotes numerically one-sixteenth times the length of the
1. 1 answer
2. 786 views
8b + 23 = -4.2
1. 2 answers
2. 304 views
It's direct indirect objacts stuff can someone help me
1. 1 answer
2. 464 views
What is 1/8 - 3/5?1/8 - 3/5 = 5/40 - 24/40 = 19/40
1. 1 answer
2. 344 views
1. Solve for the 101st term of the sequence whose 1st term is x-y and d=2x+y-3.2. In the sequence 2, 6, 10, … , what term has
1. 2 answers
2. 563 views
1. Why cant you use the formula of the infinite geometric series on 1/81 + 1/27 + 1/9 + 1/3 + .....2. Using concepts of infinite
1. 1 answer
2. 894 views
True or False1. – 5, – 5, – 5, – 5, – 5, … is an arithmetic sequence. 2. In an arithmetic sequence, it is possible
1. 2 answers
2. 2,135 views
Given ________, – 243, – 226, – 209, – 192, – 175, …a. What is the 67th term of the sequence b. What is the series
1. 2 answers
2. 561 views
If Logan's family can drive 23.125 miles on 1 gallon of gas, how far can they drive on 17 gallons?
1. 3 answers
2. 735 views
A submarine is at a depth of 15.0 m under the ocean surface. The inside of the submarine is kept at atmospheric pressure. What
1. 1 answer
2. 1,554 views
Suppose u place a beaker containing a solution in the refrigerator. An hour later, white solid found at thr bottom of beaker,
1. 1 answer
2. 625 views
pHpH ( strip c : 8 ) dark green pH ( strip d : 3 ) purple - suppose u mix togather equal amounts of the solutions that produced
1. 1 answer
2. 1,030 views
2. Read the following paragraph from “A Tremendous Trade”:It might not seem fair, but in every profession, workers earn
1. 3 answers
2. 1,059 views
Why do humans use running shoes, winter boots, snowshoes, skis and flippers? Why are these not biological adaptations? Use
1. 4 answers
2. 1,242 views
Approximate the square root of 64.3, y=x^(1/2). Starting point is the square root of 64.
1. 2 answers
2. 523 views
300-word summary of your business research process by describing the business research proposal from your experience in the
1. 1 answer
2. 412 views
h2c4h4o4 + 2naoh --> 2h2o + na2c4h4o4as for the previous question im sorry i forgot to plug the maleic acid in the formula
1. 1 answer
2. 872 views
Simplify the expression cos^2 x (sec^2 x-1)
1. 1 answer
2. 557 views
suppose you use the rule (3x+1,3y-4) to transform the original figure into a new figure. How would the side lengths of the new
1. 1 answer
2. 1,133 views
Amandeep decides to grow a vegetable garden. She wants to make it 10.1m long and 4.2m wide. She is worried about rabbits eating
1. 3 answers
2. 903 views
How do I write the numbers in order from greatest to least and show my work 0.275, 2 5/8, 0.15, 3 6/7
1. 1 answer
2. 373 views
Please check my work.1) 64 divide -4 = -16 2) -144 divide (-9) = 16 3) Simplify -9 and a small 2 = -81 4) Simplify (-3) and a
1. 2 answers
2. 1,091 views
Divide-60/10 Is -6 the answer?
1. 1 answer
2. 316 views
4•(-5)Is 20 the correct answer?
1. 1 answer
2. 320 views
Subtract.-3 -16 Is -19 the answer?
1. 1 answer
2. 337 views
Add.(-6) + 11 Is 5 the answer?
1. 1 answer
2. 414 views
A man walked for some distance at 8 km/h, and for an equal distance at 5 km/h. The total time he took was 13/4 hours. Find the
1. 2 answers
2. 942 views
Mrs Li bought some oranges. She gave 1/2 of them to her sister, 1/4 of the remainder to her neighbour, 3/5 of those left to her
1. 3 answers
2. 2,423 views
The company Acceptance had employees with monthly salaries of $1,700, $1400, $7,000, $1550, and $2,500. Find the median of these
1. 5 answers
2. 582 views
Find the median of the numbers3, 6, 10, 12, 27, 62 How do I answer this?
1. 3 answers
2. 410 views
Round to the nearest hundred.483.9 Is 500 the correct answer?
1. 2 answers
2. 459 views
Write in expanded form.7.37 Is this the correct answer? 7+3/10+7/100
1. 2 answers
2. 573 views
Which is the correct symbol to make the resulting inequality true?4 4/3 > 4 1/2 Or 4 4/3 < 4 1/2 What does this mean?
1. 3 answers
2. 495 views
A car moving with a constant acceleration covers the distance between two points 80 m apart in 8.0 s. Its velocity as it passes
1. 0 answers
2. 464 views
1.The largest of the salivary glands is theA. Submandibular B. Sublingual C. Minor D. Parotid 2.The portion of the tooth that is
1. 2 answers
2. 1,026 views
Please help me answer this question;1.A metal gutter open at the tops and ends, is bent up from material 30 cm wide to form a
1. 2 answers
2. 705 views
please help me answer this question:A pilot sets to fly from B to A and wishes to set a course to offset a 32 km/h easterly
1. 1 answer
2. 784 views
Simplify:2sec^2A-2/4tan A...Please help,anyone who can answer
1. 2 answers
2. 519 views
briefly: what is vietnamisation?
1. 2 answers
2. 368 views
on the same set of axes: (0 degrees is greater than or equal to x and x is less than or equal to 360 degrees)(a) sketch the
1. 1 answer
2. 623 views
Given Tangent theta = -5 on 4 and cos theta >0, find sine theta and sec theta
1. 1 answer
2. 868 views
how can you condense thesecos^3x* cos2x^2 cos^3x- cos2x^2 Thanks a lot :)
1. 1 answer
2. 397 views
Superphosphate, a water soluble fertilizer, is sometimes marked as a "triple phosphate". It is a mixture of Ca(H2PO4)2 + 2CaSO4.
1. 1 answer
2. 750 views
What mass iron(III) oxide could be produced from 8.2 mol of oxygen gas in the synthesis of iron(III)?(Balanced equation)
1. 1 answer
2. 787 views
can someone double check for me?This is the second part to the business letter I posted a few days ago. Process: Draft an
1. 0 answers
2. 605 views
can you check for me?Thanks Assigment: write a business letter according to the background. Background:Assume that you’ve
1. 7 answers
2. 1,413 views
When should the computerized medical database be online to the computer terminal?
1. 1 answer
2. 405 views
The maximum speed that a car can travel around a flat curved road is 18m/s. What would be the maximum speed for that car around
1. 1 answer
2. 807 views
You are given a wooden block that is 25cm long, 8cm wide and 3cm tall. Also, the block of wood has a mass of 350 grams. What is
1. 2 answers
2. 592 views
Hi there,I am doing a presentation on Martin Luther King's March on Washington August 28th, 1963 and was wondering if you direct
1. 1 answer
2. 523 views
A ball of radius 10 has a round hole of radius 8 drilled through its center. Find the volume of the resulting solid.
1. 1 answer
2. 2,354 views
i have been workin on this problem for hours and desperatly need help.Im suppose to solve the following three problems in the
1. 2 answers
2. 705 views
A box is resting on a tablefrictionless). Determine the weight of the box and the normal force acting on it. (a) If the box was
1. 1 answer
2. 1,209 views
Physics Homework_____________________________________________________________ 1.) A particle at t 1 = -2.0 s is at x 1 = 3.4 cm
1. 3 answers
2. 816 views
the question is this:suppose you want to design an air-bag system that can protect the driver in an head-on collision at a speed
1. 3 answers
2. 1,524 views
We are writing a paper on "Race in your Community" and I have had a hard time getting going because I live in a small town with
1. 3 answers
2. 836 views
A family spends 20% of its monthly income on food, 23% on rent, and 42% on other expenses and saves the balance. If the family
1. 1 answer
2. 721 views
A steel beam is used in the construction of a skyscraper. By what fraction (change in L)/Lo does the length of the beam increase
1. 1 answer
2. 2,441 views
what is a country's excess quantity of demand to a nation's?exports or imports
1. 1 answer
2. 379 views
Find the value of y in each formula if x= -3.y + 1 = 2(x - 5) Substitute -3 for x. The first step leaves you with this: y + 1 =
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2. 360 views
Solve problem by showing necessary steps to resolve.0.06q + 14 = 0.3q - 5.2 Subract 0.06 q from both sides. 14 = 0.24q - 5.2 Add
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2. 594 views
What is the value of y if x = -3?y = 1 = 2(x-5) Plug in -3 for x, in the equation for y, and see what you get. I think you
1. 0 answers
2. 453 views