# Questions Asked onSeptember 20, 2017

1. ## 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

2. ## Pre Calculus

Find all $2 \times 2$ matrices $\bold{A}$ that have the property that for any $2 \times 2$ matrix $\bold{B}$, $\bold{A} \bold{B} = \bold{B} \bold{A}.$

3. ## 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.

4. ## 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.

5. ## Tech

The best definition of an idiom is ___________________.

6. ## College Algebra

The Jones family took a 24-mile 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.

7. ## 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

8. ## 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?

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???

10. ## 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

11. ## 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

12. ## Maths

How to write 17m 80cm using decimals

13. ## 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

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

15. ## Math

Write an addition story for two 3-digit numbers

47. ## 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)

48. ## 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

49. ## Physical Chemistry

What is the mole fraction of alanine in 0.314m CH3CH(NH2)COOH(aq)?

50. ## 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

51. ## 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

52. ## English

Is this sentence complex compound or simple? The question is, when water evaporates from the sea it becomes fresh water

53. ## 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

54. ## 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.

55. ## algebra

PB is a line segment on a number line. It has endpoints at -2 and 12 what is the coordinate of its midpoint?

56. ## 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

57. ## Math

If you can mow 2/3 of the lawn in 3/4 hour, how much lawn can you mow in 1 hr?

58. ## 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.

60. ## 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

61. ## Psychology

Would this be an example of top-down 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

62. ## 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

63. ## 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.

64. ## 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

65. ## 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

66. ## 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?

67. ## 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.

68. ## 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

69. ## 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

71. ## 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

72. ## math

what is an alegbraic expression for the followin word phrase: "6 times the difference of b and p"?

73. ## PreCalculus

Let f(x) = x^2 +3x - 1 and g(x) = x^3 +4x^2 +1. Find (f-g)(x) a. (f-g)(x)=-x^3 - 3x^2 +3x b. (f-g)(x)=x^3 - 3x^2 +3x - 2 c. (f-g)(x)=--x^3 - 3x^2 +3x - 2 d. (f-g)(x)=-x^3 - 7x^2 +3x - 2

74. ## Calculus

I really don't get this question :( What is 2+2? a. 3 b. 7 c. 4 d. -4 I really need help!!!

75. ## math

A painter uses 5 cans of white paint and 3 cans of blue paint. What does the ratio of 3:8 mean?

76. ## Psych

Is this an example of top-down 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

77. ## Algebra

Divide 105 such that 1/3 of one part is equal to 1/4 of other part

78. ## 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?

79. ## 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?

80. ## 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?

81. ## Physics

force 15i -16j N is added to another 23i N. In what direct measured from the positive x-axis does the resultant act?

82. ## 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

83. ## 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

84. ## physics

a pendulum swing with a speed of 1.5 m/s at its lowest point. How high will it rise before it stops

85. ## Physics

Two cars with different motors are competing. One of the cars accelerate från 0-90 km/h on 12 seconds, the other one accelerate from 0-90 km/h on 20 seconds. The acceleration is the same all the time. After 90km/h, the velocity is constant. How many

86. ## 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]?

87. ## 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

88. ## Social studies unit 3 lesson 6 8th grade practice

Plz help me anyone know the answers to the 15 questions?

2.6*1.5

90. ## English

van Gogh 1.[væn-ɡóu,-ɡɔ́:x] 2.[-ɡɔ́x,-ɡɔ́f] Which one is similar to the sound of Gogh in the Netherland, where Gogh was born?

(9+2)x6-5

92. ## Math

96÷16+(25x2)-15-3