Questions Asked on
September 20, 2017

Math
The 3rd and 7th terms of an A.P are 1 and 11 respectively. Fine the nth term and the numbers of which must be added to get a sum of 430
asked by Eric 
Pre Calculus
Find all $2 \times 2$ matrices $\bold{A}$ that have the property that for any $2 \times 2$ matrix $\bold{B}$, \[\bold{A} \bold{B} = \bold{B} \bold{A}.\]
asked by Bob 
College Algebra
Sarah left on the interstate at a speed of 60 mph. Her sister followed her on the same route, leaving 2 hours later at a rate of 65 mph. How long will it take for Sarah's siter to catch up with Sarah?
asked by Anonymous 
Social Studies
Which of the following statements best summarizes the information provided on the chart? (1 point) The Articles of Confederation gave too much power to the individual state governments. Most of the Articles of Confederation’s weaknesses related to the
asked by Anonymous 
Algebra
A small jet can fly 1008 miles in 4 hours with a tailwind but only 832 miles in 4 hours into a headwind. Find the speed of the jet in still air.
asked by Anonymous 
College Algebra
The Jones family took a 24mile canoe ride down a river in two hours. After lunch the return trip back up the river took four hours. Find the rate of the canoe in still water.
asked by keonn'a 
ela
1. In “Raymond’s Run,” which detail supports the prediction that Squeaky will not let Gretchen win the race? (1 point) I put * marks by ones I thought Squeaky is insulted when Mr. Pearson suggests she give someone else “a break” this year.
asked by jake pauler 
Maths
How to write 17m 80cm using decimals
asked by Suresh 
Spanish help please
1. what is the plural form of libro? a. libros b. libroes c. libroces d. libriones 2. what is the plural form of la television? a. la televisions b. los televisiones c. las televisiones d. el televisions
asked by gisselle 
Math3 Questions
Hi. Check my answers? Thanks? Also, if I got any wrong, explain to me why because inequalities confuse me sometimes 1. Julia is allowed to watch no more then 5 hours of tv a week. She has already watched 1.5 hours. Write and solve an inequality to show how
asked by Hei Hei 
Pre Calculus
For a vector $\bold{v}$, let $\bold{r}$ be the reflection of $\bold{v}$ over the line \[\bold{x} = t \begin{pmatrix} 2 \\ 1 \end{pmatrix}.\] [asy] unitsize(1 cm); pair O, V, R; O = (0,0); V = (3,1); R = reflect(O,(2,1))*(V); xaxis(2,4); yaxis(3,1);
asked by Bob 
Social studies help quick
Why do United States citizens have civic responsibilities? A in a republic the president can order any citizen to help. B in a democracy every citizen must earn their rights C in a democracy the country is run by all citizens working together. D in a
asked by JILL 
Social Studies Please help
1. What do colonialism and imperialism both require? a) one country giving money to another b) two countries sharing c) two countries working together d) one country ruling another country**** 2.What did West Africans trade to North Africans in exchange
asked by Abigail 
ss plz help
In the story of the Shining Princess where did the princess Maholia live? In a kraal with her mother the queen in a thatched hut with her father the chief in a poor village in the countryside In a beautiful tower, made of marble. I think its D can you say
asked by carry on 
Physics
A 0.60kg block initially at rest on a frictionless, horizontal surface is acted upon by a force of 9.0 N for a distance of 2.0 m. How much farther would the force have to act for the block to have 72 J of kinetic energy?
asked by Juan 
Tech
The best definition of an idiom is ___________________.
asked by lun 
Math
A shipping company charged $15 to ship a package and 5% to insure the package. What was the total cost to ship this particular item? A. $22.50 B. $25.20 C. $15.75 D. $90.00
asked by B.L. 
Pre Calculus
Let $\bold{w} = \begin{pmatrix} 2 \\ 1 \end{pmatrix}$. There exists a $2 \times 2$ matrix $\bold{P}$ such that \[\text{proj}_{\bold{w}} \bold{v} = \bold{P} \bold{v}\] for all 2dimensional vectors $\bold{v}$. Find $\bold{P}$.
asked by Bob 
Plzz help me :)
In the story of the Shining Princess where did the princess Maholia live? In a kraal with her mother the queen in a thatched hut with her father the chief in a poor village in the countryside In a beautiful tower, made of marble. I think c
asked by Larry Chicken 
P.e help
To achieve self actualization you must fulfill A the goals you set B the hierarchy of needs C the goals others set D the needs of others
asked by Maya 
Trig
when sitting atop a tree and looking down at his pal Joey, the angle of depression of Mack's line of sight is 53degrees 51inch. If joey is known to be standing 25 feet away from the base of the tree, how tall is the tree (to the nearest foot.) Who ever
asked by Evan 
math
Today,aditi is as old as barkha will be 9 yr from now.5 yrs ago,aditi was 1.5 times as old as barkha was at that time.what will be the sum of ages of aditi and barkha 4 yr hence?
asked by xyz 
Maths
a number is300 when rounded off to nearest hundred. what is the greatest possible value of the number
asked by Anonymous 
Mathematics
The height in metres of the water in a harbour is given approximately by the formula d=6+3cos30t, where t is the time in hours from. Find a) The height if the water at 9:45pm b) The highest and the lowest water level and occur
asked by David 
Math 5th grade
Find a two mixed numbers such that when you estimate their sum by rounding to the nearest whole number you get a different estimate than when you round to the nearest half. Not sure about rounding to the nearest half???
asked by Ms. H 
Social studies
Of the following choices, which reflect basic principles of the Constitution? Select all that apply. Popular sovereignty***** Monarchy Federalism ***** Individual rights ***** Leadership Am I correct?
asked by ConmectionsAcademyHelp 
Math
Below are the points that Jessie scored in each game during the basketball season. 12 15 14 12 4 8 Which of the following values would increase his mean? A. 13 B. 10 C. 8 D. 12 E.17 F.11 I can select up to 4 of these.
asked by Spartan 
Math
How fp you Order the numbers from least to greatest 0.4, 5%8, 38%? Please show the steps.
asked by Nicole 
Math
Write an addition story for two 3digit numbers
asked by Zykia 
Algebra
Swapnil has rs590 in currency notes with denominations of rs 50,rs20,rs10. The ratio of the number of rs.50 notes and rs.20 notes is 3 :5. If he has total of 25 notes how many notes of each denomination does he have
asked by Vijaya 
Introduction to Graphic Design
Hello! Thanks for checking my question out! ____ Image URL: h t t p s : / / p r n t . s c / g n n q p 6 Use the image to answer the question. 4. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait c)
asked by Da Fash 
English 2
In the poem "In Trying Times," the speaker says that "in trying times, nothing is so useful in checking hatred or lies." What is the intended meaning of “checking” in the poem? marking ensuring stopping inspecting
asked by Mckenzie 
math
yash invest 1200 in scheme A ,which offers a compd interest at rate of 20% for 2 yrs.he invested a certain sum in scheme B which offers simple interest at rate of 15 % for a period of 3 year. interest received from scheme A Is 42rs more than that received
asked by arun 
Social Studies
Antifederalists and Federalists debated about the language in the U.S. Constitution. Which if the following were major viewpoints. Of the Antifederalists? Select all that apply. They believed that a strong, central government was crucial to the success of
asked by ConnectionsAcademyHelp 
Algebra 2
Evaluate this pricewise function at x=4 and x=4. f(x)={x^2, if x less than or equal to 4 {x^3, if 4 less than x less than or equal to1 {square root x, if x greater than 1 (I wanted to use symbols but I didn't have the greater than or less than equal to
asked by Petter 
Physical Science
Hello! Thanks for checking my question out! ____ 4. Water is a compound because it (1 point) a) can be broken down into simpler substances. b) always has two hydrogen atoms for each oxygen atom. c) is made of water atoms joined together. d) both the first
asked by Da Fash 
Math
Shelley compared the number of oak trees to the number of maple trees as part of a study about hardwood trees in a woodlot he counted nine maple trees to every 5 oak trees later in the year there was a bug problem many trees died new trees are planted to
asked by Anonymous 
Math
Keeping track of skiers and snowboarders who bought season passes. The ratio of number of skiers who bought season passes to the number of snowboard ers who bought season passes is 1:2 if 1,250 more snowboarders bought season passes than skiers how many
asked by Victoria 
Journal entries accounting
journalize the following entries: 1, Received partial payment of $211 from J. Kronsnoble for work billed on June 7. 3. Paid for supplies purchased on June 4. my answers: 1. cash 211 accounts recvieable 211 3. supplies 258 accounts payable 258
asked by mark 
math
sally and hans started counting at the same time. sally counted on by tens from 300. hans counted back by hundreds. after six counts they had reached the same number. what number did hans start counting from?
asked by mike 
English
Is this sentence complex compound or simple? The question is, when water evaporates from the sea it becomes fresh water
asked by Amanda 
CHEMISTRY
SUppose that not all of the NaCl dissolved in the water in step 7, EXPLAIN this error would affect your reported percent of: NH4Cl NaCl SiO2
asked by Anonymous 
History
Which of the following lists the start of the agricultural revolution according to absolute chronology? A. AD 500 B. after hunting and gathering C. postSpanish exploration D. 5000 BC****
asked by Annonymous 
Chemistry
9.3mL of ammonia base cleaner requires 12mL of 1M HCL to reach end point. A) what is molarity of ammonia and b) what is percentage of ammonia
asked by John 
Introduction to Graphic Design
Hello! Thanks for checking my question out! ____ Image URL: h t t p : / / p r n t s c r . c o m / g n n u 6 5 Use the image to answer the question. 2. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait
asked by Da Fash 
Reading books
How many books a 5th grader should read in a week to excel reading level?
asked by Lauren 
Physical Science
Hello! Thanks for checking my question out! ____ 2. Milk is an example of a (1 point) a) solution. b) homogenous mixture. c) colloid. d) compound. My Answer: C Could someone please check if I'm right? Thanks!  Da Fash
asked by Da Fash 
Math
If you can mow 2/3 of the lawn in 3/4 hour, how much lawn can you mow in 1 hr?
asked by Lisa 
math
what is an alegbraic expression for the followin word phrase: "6 times the difference of b and p"?
asked by emma 
Math
Nine wonderful students decided to buy their math teacher an expensive present, each contributing the same amount of money. Four other students found out about the plan and joined in, agreeing to pay their share of the present's cost. This resulted in a
asked by Matthew 
Time Velocity and Distance graphs
Good morning, Quick question I have a question on simple motion. Ive been given a table of values from which I constructed Velocity v Time graph which is roughly the shape of a trapezium. From this I worked out the total distance covered. Now I want to
asked by Anon 
Algebra
160 kg of an alloy of copper and aluminium contains 55 percent of aluminium. How much aluminium must be melted into it to make the alloy contain 70 percent of alluminium
asked by Vijaya 
Pre Calculus
Find the 2 x 2 matrix A such that pmatrix{(1,1)(1 1)} A = I, where I is the 2 x 2 identity matrix.
asked by Bob 
PreCalculus
Let f(x) = x^2 +3x  1 and g(x) = x^3 +4x^2 +1. Find (fg)(x) a. (fg)(x)=x^3  3x^2 +3x b. (fg)(x)=x^3  3x^2 +3x  2 c. (fg)(x)=x^3  3x^2 +3x  2 d. (fg)(x)=x^3  7x^2 +3x  2
asked by Amy 
English
1. She seems to be nice. 2. She seems nice. 3. She seems to be a nice person. 4. She seems a nice person. 5. The parcel seems to be a gift for out children. 6. The parcel seems a gift for out children. 7. What seems to be the trouble? 8. What seems the
asked by rfvv 
statistics
If we wish to have a 90% confidence interval, what would be the value of α/2? Show how you arrived at this answer.
asked by sharon 
Psychology
Would this be an example of topdown processing? I am at home, and I have left a room where a family member is sitting. I come back to this room awhile later and start having a conversation because I expect the family member to still be there because I did
asked by Alice 
Algebra
The measure of one of the small angles of a right triangle is 26 more than 3 times the measure of the other small angle. Find the measure of both angles.
asked by Anonymous 
Algebra
A small jet can fly 795 miles in 3 hours with a tailwind but only 645 miles in 3 hours into a headwind. Find the speed of the jet in still air.
asked by Anonymous 
math
"Relative frequency" is the same as which of the following? frequency histogram cumulative frequency distribution proportion I think its proportion, am I right?
asked by Mariam 
Math
4 foot sandwich between two people one ate 2/9 of it and the otherone ate 1/6 of it. So at this point they ate so far ? How much is left?
asked by Annomimus 
English
1. I called him, but he did not hear me. 2. And a month ago, I needed him and I called him.  Does 'I called him' mean 'I made a telephone call to him' or not? Or does it mean the following? "to utter in a loud
asked by rfvv 
English
1. I walked to school, feeling embarrassed. 2. I walked to school, and I felt embarrassed. 3. I walked to school, and I was feeling embarrassed. 4. I walked to school, while I felt embarrassed. 5. I walked to school, while I was feeling embarrassed.
asked by rfvv 
Psych
Is this an example of topdown processing? I heard a noise that sounded like a door opening and assumed my parent was home. I made this assumption based on the fact that it was the time of day that they would usually come home and that they sent me a text
asked by Alice 
english
I need a sentence with a pronounadjective, noun, helping verb, conjunction, helping verb, main verb, preposition, pronounadjective and noun in that order. Please help. Thanks in advance.
asked by pat 
Physics
force 15i 16j N is added to another 23i N. In what direct measured from the positive xaxis does the resultant act?
asked by Kiki 
Math
(9+2)x65
asked by May 
Physics
Two cars with different motors are competing. One of the cars accelerate från 090 km/h on 12 seconds, the other one accelerate from 090 km/h on 20 seconds. The acceleration is the same all the time. After 90km/h, the velocity is constant. How many
asked by A 
Calculus
I really don't get this question :( What is 2+2? a. 3 b. 7 c. 4 d. 4 I really need help!!!
asked by Ryan 
Math
55÷11+7x(2+14)
asked by Jen 
Math
Sam is at the driving range practicing his swing. During Sam’s golf drive, the initial angular velocity of his club is 5 rad/s at the start of the backswing. The constant, average angular acceleration of the club between the start of the backswing and
asked by Mark 
English
What is the difference between 'post' and 'upload'? 1. He posted a message to the bulletin board. 2. He posted some photos to the bulletin board. 3. He uploaded a message to the bulletin board. 4. He uploaded some photos to the bulletin board. 5. He posted
asked by rfvv 
Art Help: A Secondary Input Please
Why should creativity be needed in designing products like this car? A) Creativity ensures that products stay consistent over time. B) Creativity only allows the designer to create new paint and color designs. C) Creativity is only used for advertising the
asked by Bonnie 
algebra
PB is a line segment on a number line. It has endpoints at 2 and 12 what is the coordinate of its midpoint?
asked by trish 
Physical science
In a recipe for lemonade it gives the ingredients as 1 cup of water,1.5 tablespoons lemon juice, plus sugar and salt.Not taking into account the sugar and salt, what is the concentration of lemon juice in the mixture as a percentage by volume? 16
asked by Papaya 
math
2.6*1.5
asked by meee 
Algebra
Divide 105 such that 1/3 of one part is equal to 1/4 of other part
asked by Vijaya 
Math
Sam is at the driving range practicing his swing. During Sam’s golf drive, the initial angular velocity of his club is 5 rad/s at the start of the backswing. The constant, average angular acceleration of the club between the start of the backswing and
asked by Mark 
English
1. It seems that John is sick. 2. John seems (to be) sick.  Both are the same. However, do they have any difference in meaning[hidden meaning]?
asked by rfvv 
Algebra
(I jut this in word form so someone would understand better but can someone please try helping me solve this. I only need help with this 1 problem.) Evaluate this pricewise function at x=4 and x=4. f(x)={x^2, if x less than or equal to 4 {x^3, if 4 less
asked by Petter 
Physical Chemistry
What is the mole fraction of alanine in 0.314m CH3CH(NH2)COOH(aq)?
asked by Anonymous 
Social studies unit 3 lesson 6 8th grade practice
Plz help me anyone know the answers to the 15 questions?
asked by Help please 
English
van Gogh 1.[vænɡóu,ɡɔ́:x] 2.[ɡɔ́x,ɡɔ́f] Which one is similar to the sound of Gogh in the Netherland, where Gogh was born?
asked by rfvv 
physics
a pendulum swing with a speed of 1.5 m/s at its lowest point. How high will it rise before it stops
asked by shakira 
English
Can someone explain to me what does pre released title essay test mean,i dont get it and in my assessment shows that i have pre released title essay test.Please someone tell me what is it.Thanks
asked by sam 
Math
96÷16+(25x2)153
asked by April 
Algebra
160 kg of alloy contains 55 percent aluminium. How much alluminium should be added to make it 70 percent
asked by Vijaya 
Math
22÷2x9
asked by Mitch 
Chemistry
A mixture contains 33.5% A, 22.8% B, the remainder being component C. if you have 25.0 g of this mixture, how many grams of each component are there?
asked by cheesy123 
CHEMISTRY LAB 2
A mixture contains 33.5% A, 22.8% B, the remainder being component C. if you have 25.0 g of this mixture, how many grams of each component are there?
asked by Anonymous 
math
A painter uses 5 cans of white paint and 3 cans of blue paint. What does the ratio of 3:8 mean?
asked by Uniqua 
math
A bag has 40 marbles. There are 25 red marbles. The other marbles are black. What is the ratio of black marbles to red marbles in the lowest form?
asked by Uniqua 
Science
What original colors are a plant cell????? I looked it up and it said different colors for each part like the cell wall, and the other parts
asked by Young Lil G 
math
24 girls worked for 3 days and complete in 1/5 of it.20 boys work for next 10 days and complete 2/5 of it.if after 13 days from start of work,24 girls and 20 boys work together,how many days will they take to complete the remaining work?
asked by arun