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Rick

Questions (193)

Asexual reproduction increases genetic variation in a population. Which is a way that meiosis and fertilization lead to genetic
1. 1 answer
2. 12 views
cheetah is a multicellular organism. A paramecium is a unicellular organism. How do these two organisms differ in terms of how
1. 1 answer
2. 10 views
During meiosis, homologous chromosomes line up next to each other. If one arm of a chromatid crosses over the arm of another
1. 1 answer
2. 10 views
Mitosis and meiosis are processes involved in cellular reproduction. Which of the following describes and event that results
1. 1 answer
2. 6 views
Every year, monarch butterflies travel thousands of miles from their summer homes in northern states and Canada to wintering
1. 1 answer
2. 16 views
8/x + 15/x^2 = -1
1. 5 answers
2. 122 views
Represent nm * Gg in correct Si form using appropriate prefix
1. 1 answer
2. 265 views
The volume of a cube is increasing at a rate of 7 cm3/minute. Express the width of the cube, x, in centimeters, as a function of
1. 2 answers
2. 647 views
4 < 3x + 1 < 7x - 7
1. 1 answer
2. 178 views
A store sells batteries in packets of 6 or 10. In stock they have 25 packets which contain a total of 186 batteries. How many of
1. 1 answer
2. 573 views
How was Wesley Snipes instrumental to the development of Black Panther, black superheroes and the greater Marvel Cinematic
1. 0 answers
2. 284 views
How are transformations of a linear function and an absolute value function similar? Provide two examples/ reasons.
1. 1 answer
2. 743 views
A rancher wants to construct two identical rectangular corrals using 300 feet of fencing. The Ranger decides to build them
1. 2 answers
2. 2,965 views
How can I calculate the exact value of cos(1/2alpha) if alpha=arcsin1/3.
1. 5 answers
2. 422 views
Should there be a comma? "I am tall and you are short."(A) Yes, after "you." (B) Yes, after "tall." **** (C) Yes, after "I." (D)
1. 1 answer
2. 372 views
Cynthia wants to buy a rug for a room that is 25 ft wide and 34 ft long. She wants to leave a uniform strip of floor around the
1. 4 answers
2. 1,660 views
Is 499.79 million = 499,790,000?Is 15,099 million = 15,099,000,000?
1. 2 answers
2. 460 views
Find a if a is between 0 degrees and 180 degrees, and:a. Sin a = cos a b. sin^2 = 3/4 c. tan^2 = 1/3 I have no clue on where to
1. 2 answers
2. 380 views
An aeroplane is flying horizontally directly towards the city at an altitude of 400 metres. At a given time the pilot views the
1. 2 answers
2. 4,529 views
The training of a football team involves running up and down a sandhill 25 times. If the hill is 30 m high and inclined at an
1. 2 answers
2. 807 views
The median for a set of 10 numbers is 10. An even number is added, and the median is now 11 and the range is now 4. What number
1. 1 answer
2. 919 views
Three pieces of fruit have an average weight of m grams. After another piece of fruit is added, the average weight doubles. Find
1. 1 answer
2. 819 views
How do I convert improper fractions into proper fractions?
1. 1 answer
2. 572 views
Ms. Jones is baking a cake for her students. She needs 2/3 cup of brown sugar to make the cake. Right now, she has 3/4 cup of
1. 1 answer
2. 442 views
What is the ratio of the volumes for two black holes whose masses are 20 and 10 times the mass of the Sun, respectively? Assume
1. 0 answers
2. 409 views
You must arrange three mystical stones in a line. They have masses 10.0 kg, 7.00 kg,and 3.00 kg. You place the 7.00 kg and 3.00
1. 0 answers
2. 490 views
A wire with cross sectional area 1.00 cm2 stretches 0.500% of its length when it is stretched with a tension of 20.0 N. What is
1. 2 answers
2. 739 views
You push a block of mass m up a plane inclined at angle θat constant velocity v with a force F parallel to the inclined plane.
1. 1 answer
2. 897 views
Which of the following is NOT a type of muscle?A. Skeletal B. Long C. Smooth D. Cardiac
1. 2 answers
2. 1,284 views
How many gallons of water are in a tank with a diameter of 40' and 12' tall ?
1. 1 answer
2. 471 views
A boy with a mass of 40kg is seated a distance of 3.0m from the fulcrum of a seesaw.a. Calculate the load force exerted by the
1. 0 answers
2. 707 views
number of students in a class = 36number playing cricket = 16 number playing football = 25 number playing both cricket and
1. 1 answer
2. 604 views
(-5,3), (4,-5). Slope intercept form
1. 2 answers
2. 381 views
Y= 1/2x -5, (-3,-1)
1. 1 answer
2. 282 views
Y= -3x+2 (2,3)
1. 1 answer
2. 312 views
4. A tree stands vertically on top of a hill whose angle of inclination is 30°. The top and base of the tree are 4√3 and 4
1. 1 answer
2. 1,018 views
Question: Name a fraction between 1/4 and 5/16
1. 6 answers
2. 3,342 views
Draw a rectangle to show that 5 (x + 2 ) and 5x + 10 are equivalent ?
1. 1 answer
2. 1,756 views
Find the length of the curve r(t)=sqrt(2)ti + e^tj + e^-tk, 0<=t<=1Please explain how it happened. Thank you
1. 2 answers
2. 5,495 views
The estimated value of the Mona Lisa was about $100 million in 1960. By the year 2000 its value had increased to approximately
1. 1 answer
2. 506 views
A movie theatre seats 200 people. For any particular show, the amount of money, m, the theatre makes is a function of the number
1. 1 answer
2. 1,981 views
a model rocket is projected straight upward from the ground level. It is fired with an initial velocity of 192 ft/s. How high is
1. 1 answer
2. 2,110 views
a model rocket is projected straight upward from the ground level. It is fired with an initial velocity of 192 ft/s. How high is
1. 1 answer
2. 804 views
Two sides of a triangle are 22 and 34.The length of the third side must be greater than ____ and less than ____.
1. 5 answers
2. 1,729 views
The degree measures of the angles of triangle ABC are represented by 2x+8,x-8 and 2x-20,state the measure of each angle
1. 1 answer
2. 574 views
A couple considering a mortgage of $100,000 have a choice of loans. One loan is an 8% loan for 20 years, and the other loan is
1. 0 answers
2. 540 views
400 feet of fencing is to be used to enclose four adjacent pieces of land. What dimensions will produce the largest area?
1. 1 answer
2. 555 views
A man (mass 120.5 kg) is canoeing with his friend (mass 81.6 kg). He had the only paddle but dropped it in the lake. It has
1. 0 answers
2. 772 views
A 1kg pigeon sits on the middle of a clothesline whose supports are 10m apart. The clothesline sags by 1 meter. If the weight of
1. 2 answers
2. 1,118 views
A 1kg pigeon sits on the middle of a clothesline whose supports are 10m apart. The clothesline sags by 1 meter. If the weight of
1. 0 answers
2. 735 views
use the simpson's rule with n=10 to estimate arc length of y=x^(-1/3), for 1<=x<6
1. 1 answer
2. 808 views
10. For the titration of 20.00 mL 0.1000 M lactic acid with 0.1000 M NaOH, calculate the pH:a. before any titrant is added b.
1. 1 answer
2. 592 views
A 5.00 mL aliquot of vinegar (acetic acid, FW = 63 g/mol) was diluted andtitrated with 0.1104 M NaOH requiring 32.88 mL. If the
1. 4 answers
2. 1,805 views
an electron is accelerated from rest through a potential difference V. If the electron reaches a speed of 9.11*x10^6 m/s, what
1. 0 answers
2. 860 views
Much research is being conducted on repairing faulty sensory organs through devices such as personal guidance systems and
1. 2 answers
2. 868 views
A basket of goods and services representative of the CPI cost $2750 when the CPI stood at 118.3.What did the basket of goods
1. 1 answer
2. 734 views
1)5 [19+ (5^2-16) ^2] ^22)(7m^3-m-6m^2+10)-(5m^3-9+3m-2m^2) 3) 3 (a-2)(4a+1)-5(2a+3)(a-7) 4)6a^2b/-2ab^2 5) 120(1+i) ^2+180(1+i)
1. 2 answers
2. 311 views
A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be
1. 0 answers
2. 639 views
The cable of an elevator of mass M = 1900 kg snaps when the elevator is at rest at one of the floors of a skyscraper. At this
1. 2 answers
2. 819 views
Having trouble with these two1. 1 ~J 2 (B ⊃ M) ⊃ (~J ⊃ B) 3 ~J ⊃ (B ⊃ M) / B 2. 1 ~L 2 V v (A v L) 3 (V v A) ⊃ ~V /
1. 0 answers
2. 351 views
can i get help with this question pleasesolve by completeing the square 1/2x^2 -7x=16
1. 1 answer
2. 318 views
can someone please help me solve thissolve by completeting the square 1/2 ¡¼X ¡½^2 -7x=16
1. 1 answer
2. 362 views
Natural Deduction Proof1. 1 ~Y ⇒ ~L 2 W v ~Y 3 W ⇒ ~B / ~B v ~L 2. 1 ~U • (G = ~T) 2 (~U v D) ⇒ (W • ~R) / W • ~U 3.
1. 0 answers
2. 319 views
Natural Deduction Proof Help?Having trouble with these two 1. 1 ~Y ⊃ ~L 2 W v ~Y 3 W ⊃ ~B / ~B v ~L 2. 1 ~U • (G = ~T) 2
1. 0 answers
2. 401 views
Im sorry here is the problem rewrittenX^3 -2x^3 + 3x-1 : X^2-x+4 I have to get the sum diff and product and it kicking my tail i
1. 1 answer
2. 358 views
can someone please help me with this problem I have to get the sum diff and product I keep trying to work it out but i really
1. 1 answer
2. 430 views
Can someone check my answer please i don't know if I am doing this rightx^ (2):x= sum (x^2 )+ (x)=x^2+x diff (x^2 )-(x)= (x^2-x)
1. 1 answer
2. 456 views
can someone help me with this crazy problem please I have to do the sum diff and product for classx^3- ¡¼2x¡½^2 + 3x-1 ¡Ã
1. 1 answer
2. 527 views
how do i solve this v= 4/3 πx^3
1. 1 answer
2. 294 views
can someone help me with this please2/3 �ãx =8
1. 1 answer
2. 277 views
how do i solve �ã(x+4) =y+2 solve for x.
1. 1 answer
2. 311 views
A goldsmith has two gold alloys. The first alloy is 20% gold; the second alloy is 60% gold. How many grams of each should be
1. 4 answers
2. 2,003 views
Projectile motions problems are some of the most important problems you will encounter in this course. Through this discussion,
1. 1 answer
2. 664 views
An individual has 25000 to invest. As their financial consultant, you recommend investing in Treasury Bills earning 7%,
1. 0 answers
2. 514 views
Need help to explain to my daughter:A horsepower is the power needed to lift 33,000 pounds 1 foot in 1 minute. It is equivalent
1. 2 answers
2. 733 views
1 can OJ is 15% 1 can is 10% how many liters of each should be mixed together to get 5 liters at 13%
1. 1 answer
2. 295 views
Posted by Dan on Thursday, February 21, 2013 at 11:17pm.Plane flying southwest at 155mi/hr. their is a wind from the west at
1. 1 answer
2. 425 views
What is the net ionic equation of MgS04 with Sr(N03)2? I get most of the equation right but i think im missing something...
1. 0 answers
2. 379 views
How much work is done when a force of 800.0 N is exerted while pushing a crate across a level floor for a distance of 1.5 m
1. 1 answer
2. 1,075 views
Two similar rectangular gardens have a ratio of 2:3. If one side of the larger garden is 18 feet, how long is the corresponding
1. 1 answer
2. 387 views
Two similar rectangular gardens have a ratio of 2:3. If one side of the larger garden is 18 feet, how long is the corresponding
1. 1 answer
2. 917 views
Gemma has to complete her chores for the week. She must finish 10 hours of chores to receive her allowance. She can work on
1. 1 answer
2. 533 views
A man lies on a plank of negligible mass supported by two scales 2.50 m apart. His head rests on the left scale which is also
1. 0 answers
2. 1,278 views
I have a 20 qyestuon assigment that its due tomorrow,but i need help on this question.Determine if the conjecture is true or
1. 1 answer
2. 528 views
I really need help on this question:Determine whether each conjecture is true or false.Give a counterexample for any false
1. 0 answers
2. 545 views
I'm stuck on this question please help."GK bisects angle FGH". If angle FGK=8v-2 and angle KGH=3v+3,find angle FGH. PLEASE HELP
1. 2 answers
2. 1,781 views
I was assiged a 44 question assigment and I really need some help.I'm stuck on this question:"Find the coordinates of S for RS
1. 2 answers
2. 476 views
I was assiged a 51 question assigment today and its due tomorrow.I'm having a hard time with the following question:"If angle
1. 2 answers
2. 809 views
I'm stuck on this question please help."Lines p and q intersect to form adjacent angles 1 and 2.If angle 1=3x+18 and angle
1. 1 answer
2. 1,315 views
I need help with this question."The measure of the supplement of an angle is 60 less than three times the measure of the
1. 4 answers
2. 2,056 views
I"m stuck on this question"Rays PQ and QR ae perpendicular.Point S lies in the interior of angle PQR.If angle PQS!=4+7a and
1. 2 answers
2. 678 views
I'm having a hard time with this question:"AB has endpoints A(n,4n) and B(3n,6n). Which of the following is true? A. AB=4n B.
1. 2 answers
2. 753 views
I was assiged to a 20question assigment and Im having troubles with the following question:"Find the coordinates of the midpoint
1. 1 answer
2. 722 views
If the simple interest on $1000 for 2 years is $300, then what is the rate?
1. 1 answer
2. 387 views
The volume of a rectangular aquarium is 900 gallons. the bottom is 4 feet by 6 feet. find the height of the tank
1. 1 answer
2. 436 views
The area of a rectangular garden is 55 square meters. The length is 7 meters. Find the width?
1. 2 answers
2. 597 views
What volume of 0.716M KBr solution is needed to provide 10.5g of kBr?
1. 2 answers
2. 2,667 views
An aqueous solution contains 0.223 M carbonic acid and 0.112 M hydrobromic acid.Calculate the carbonate ion concentration in
1. 1 answer
2. 540 views
According to the Pew Internet &American Life Project. 75% of American adults use the internet. The Pew project authors also
1. 2 answers
2. 2,735 views
I have a few questions, for my test coming up.Which of the following is most necessary for specialization among producers to
1. 0 answers
2. 797 views

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