DJ

Most popular questions and responses by DJ
1. I need help!

what is blogging A.online journaling B.posting in photo galleries C.uploading movie online D.sharing photos on a social network i think its A or D

IMG SRC =imaginaryurls/images/page2/photo.gif What file is being called by this IMG tag? My Answer: /images/page2/photo.gif What type of link is used to call this file? My Answer: HTML????

3. I need help!

You and some friends rent a limousine for a formal reception the bill for the evening is \$53.00. A tax of 6% will be added to your total. And you want to tip the chauffeur for his excellent driving. you decide to leave him a tip that is 20% of the bill

4. Science

In ferns, the sporophyte produces(1 point) A.)CONES,WHICH GROW INTO A GAMETOPHYTE B.)GAMETES, WHICH GROW INTO A GAMETOPHYTE C.)SPORES, WHICH GROW INTO A GAMETOPHYTE D.)SEEDS, WHICH GROW INTO A GAMETOPHYTE ?

5. Correct me if i'm wrong

A bike was originally \$240.00. The price war marked up 15%. What is the new price of the bike? A. \$250.00 B. \$264.00 C. \$268.00 D. \$276.00***

6. History

1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely expalanation for this difference in hieghts is a difference in

7. physics

An elevator (mass 4125 kg) is to be designed so that the maximum acceleration is 0.0400g. What is the maximum force the motor should exert on the supporting cable? What is the minimum force the motor should exert on the supporting cable?

8. I need help!

1. Write a ratio and a percent for the shaded area. A 6x6 grid with 12 blocks shaded i don't want the answer i just need help figuring this out.

9. Physics - Momentum

A child in a boat throws a 5.60 kg package out horizontally with a speed of 10.0 m/s. Calculate the velocity of the boat immediately after, assuming it was initially at rest. The mass of the child is 22.0 kg and that of the boat is 55.0 kg.

10. History

1.)Studies conducted in england during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely expalanation for this difference in hieghts is a difference in

11. Science

Angiosperms & Gymnosperms both produce? A.)Flowers B.)Cones C.)Spores D.)Seeds

12. Science

which pair of terms correctly completes the diagram with (a) before "spores" and (b) after "spores"

13. Correct me if i'm wrong

find 21/25 of \$27,000 A.\$32,140 B.\$5,670 C.\$22,680*** D.\$23,760

14. chemistry

When the concentration of CH3Br and NaOH are both 0.150M, the rate of the reaction is 0.0020M/S. (a) What is the rate of the reaction if the concetration of CH3Br is doubled? _______________M/s (b) What is the rate of the reaction if the concentration of

15. chemistry

Stainless steel is an alloy of iron containing 5 percent nickel and 0. 175 percent chromium. How much chromium is present in a 72.2 g sample of this alloy? Answer in units of mol.

16. physics

An airplane is heading due south at a speed of 515 km/h. A wind begins blowing from the southwest at a speed of 100 km/h (average). (Hint: First draw a diagram.) (a) What is the velocity (magnitude and direction) of the plane relative to the ground?

ok, the question was "is the following ratios equivalent?" the ratios are 3:5 and 5:7. my answer is "no". is that right? you are correct. The way to know is divide the 3 by 5 and the 5 by 7 If the numbers are different, the ratios are not equal. Get it?

A person whose eyes are H = 1.62 m above the floor stands L =2.24m in front of a vertical plane mirror whose bottom edge is 43 cm above the floor. What is the horizontal distance x to the base of the wall supporting the mirror of the nearest point on the

19. Physics

Two Q = +6.72 mC charges are placed at opposite corners of a square d = 1.5 m on each side, and -Q = -6.72 mC charges are placed at the remaining corners, as shown in the figure. Q___________-Q | | | | | | | | -Q__________Q

20. Writing

What audience was “Why, You Reckon?” short story by the author Langston Hughes written for?

21. I need help!

Write the fraction as a percent. If necessary, round to the nearest tenth of a percent. 6 4/5 a. 68% b. 6.8% c. 6.4% d. 680%

22. College Cal 1

A farmer wants to fence off a rectangular field of area 15000 square feet using barbed wire fencing. SInce the opposite of the road is a corn-field, he wants a two-strand fence along the road, and one strand on each of the other three sides. What are the

23. physics

A piano tuner hears one beat every 2.8 s when trying to adjust two strings, one of which is sounding 440 Hz, so that they sound the same tone. How far off in frequency is the other string?

24. math

a scale drawing has a scale of 1cm:3m explain how the scale can be used to find the actual distance between objects in the drawing

25. physics

A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of

26. home economics

what are ten careers in home economics

27. Physics Work and Energy

A 55 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 5.5 m/s. (Ignore small changes in gravitational potential energy.) (a) How fast is he going as he lands on the trampoline, 3.0 m below? (b) If the trampoline

28. physics

A box is given a push so that it slides across the floor. How far will it go, given that the coefficient of kinetic friction is 0.15 and the push imparts an initial speed of 3.9 m/s?

29. physics

A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 235 m below. The plane is traveling horizontally with a speed of 280 km/h (77.8 m/s). (b) Suppose, instead, that the plane releases the supplies a horizontal distance of

30. Physics

A rollPhyer coaster loaded with passengers has a mass of 2000kg; the radius of curvature of the track at the lowest point of the ride is 24m. If the vehicle has a tangental speed of 18m/s at this point, what force is exerted on the vehicle by the track?

31. Calculus

A right circular cone is inscribed in a sphere of radius r. Find the dimensions of the cone that maximize the volume of the cone.

32. MATH

Joe bought 2 dozen eggs at the store. On the way he dropped the eggs and broke 3/4 of them. How many eggs broke?

33. Physics - Work and Energy

Jane, looking for Tarzan, is running at top speed (3.6 m/s) and grabs a vine hanging vertically from a tall tree in the jungle. How high can she swing upward? Does the length of the rope matter?

34. science

If Earth is 149.6 million Kilometers from the sun, or 93 million miles away. suppose there was an imaginary road from earth to the sun. If you were in a car traveling 100 km an hour, it would take you 1,490,000 hours or just 170 years to reach the sun. If

35. statistics

A vending machine dispenses coffee into a sixteen ounce cup. The amount of coffee dispensed into the cup is normally distributed with a standard deviation of 0.03 ounces. You can allow the cup to overfill 10% of the time. What amount (in ounces) should you

36. Physics 101

A 90-dB sound is absorbed by an eardrum 0.75 cm in diameter for 2 hours. How much energy in joules does the eardrum absorb at that time?

37. Geometry

A regular hexagon is made from equilateral triangle by cutting along the dotted lines and removing the three smaller triangles. if triangle has a perimeter of 18, what is the perimeter of hexagon?

38. math

Kendra is using 27 blue patches and some white patches to make a quilt. The quilt has a total area of 540 square inches. Each patch has an area of 5 square inches. How much of the area of the quilt is white? Explain.

39. I need to make sure this is right!

Order from least to greatest. 0.29, 2/7, 25%, 0.2 25%, 0.2, 2/7, 0.29 0.2, 25%, 2/7, 0.29 *** 0.29, 2/7, 25%, 0.2 0.29, 2/7, 0.2, 25%

40. Organic Chemistry

what is the major product of a reaction with 1-butene and Br2 in water?

41. math

A grocery store has a gallon of milk for \$2.30. They also have a 4 litter container of milk for \$2.30. Which is the better buy and why? Please somebody help me with this question? So far I did Gallon 1 = x liter 3.79 4 4 = 3.79x cross out divide 3.79 3.79

42. Math

How many grams of saline are needed to make 300 ml of 0.9%(w/v) saline?

43. Math

A cylindrical juice glass is 8 centimeters tall and has a diameter of 6 centimeters. If the glass is ¾ full, find the volume of the juice in the glass.

44. Science

How science has been used to improve the vehicles that we drive today?

45. physics

A window washer pulls herself upward using the bucket-pulley apparatus. The mass of the person plus the bucket is 69 kg.How hard must she pull downward to raise herself slowly at constant speed?If she increases this force by 11 percent, what will her

46. Physics

10 mol of an ideal gas expands isothermally at 373 K to 2.6 times its initial volume. Find the heat flow into the system. The universal gas constant is 8.31 J/K · mol. Answer in units of J. Any help much appreciated, I have no idea where to begin with

47. Math,Science,Algebra,Geography

the personality type theory that gives people codes based on their levels of four traits, including sensing-intuition or making of thinking-feeling is called the? A.)Holland Code B.)Myers-briggs C.)Beblin Roles D.)Team Work Profiles

48. math

A fence post 3ft tall casts a shadow 16ft long . At the same time ,the barn casts a shadow 96ft long. how tall is the barn?

49. physics

A hunter aims directly at a target (on the same level) 120 m away. (a) If the bullet leaves the gun at a speed of 290 m/s, by how much will it miss the target? (b) At what angle should the gun be aimed so the target will be hit?

50. calculus

Find the formula for the described function and state its domain. An open rectangular box with a volume of 8 cubic meters has a square base. Express the surface area of the box as a function of S(x) of the length x of a side of the base.

51. MATH

Carmen spent 4 hours at the Y on Saturday. Two thirds of that time she spent in the gym. How many hours did she spend in the gym?

52. physics - forces

A person pushes a 16.0 kg lawn mower at constant speed with a force of 70.0 N directed along the handle, which is at an angle of è = 45.0° to the horizontal. Calculate the force the person must exert on the lawn mower to accelerate it from rest to 1.2

53. math

Last year, Lucy deposited \$3000 into an account that paid 5% interest per year and \$7000 into an account that paid 4% interest per year. No withdrawals were made from the accounts.

54. english

(b) Choose two of the scientists you read about in the Stories of Scientists unit. Compare and contrast these scientists. Answer this question in no fewer than two paragraphs. Be sure to include specific details about each scientist’s life, career, and

55. Physics

A hot-air balloon is rising upward with a constant speed of 2.65 m/s. When the balloon is 3.40 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?

56. CHEMISTRY

How many atoms of carbon are present in 12.9 g of a compound that is 36 .7% carbon, by weight? Answer in units of atoms.

The problem is a(a-c)=23. Solve for c if both a and c are positive numbers. Thanks

58. Finance

Heinz Corporation bonds carry a coupon of 8% and will mature in 5 years at \$1,000. Newly issued 5-year bonds with similar characteristics are yielding 4%. Calculate today's market price of the Heinz bond. Compute your answer, submit all your work, then

59. Physics - Momentum

A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to one-third its original speed. What is the mass of the second ball?

60. physics

A box weighing 69 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from the other end. Determine the force that the table exerts on the box if the weight hanging on the other side of the pulley weighs one

61. science

Give example of constructive and destructive interference sound waves?

62. physics

A boat that travels at a speed of 6.75 m/s in still water is to go directly across a river and back, as shown in the figure below. The current flows at 0.50m/s At what angles must the boat be steered? How long does it take to make the round-trip? (Assume

63. chemistry

what is the change in heat when 23.5g water vapor at 100C condenses to liquid 18.50C

64. Calculus

Use implicit differentiation to find the slope of the tangent line to the curve 2(x^2) + 2xy + 2(y^3)= -18

65. Physics

A patient has a far point of 34.6 cm and a near point of 26.0 cm. What power (in diopters) should be prescribed to give the patient normal vision for: (a) contact lenses? 1) D (b) glasses which are worn 0.9 cm away from the patient's eyes? 2) D

66. accounting

Question 2.) Hawkeye Electric Company engaged in the following transactions during July. July 2 – Purchased inventory for cash, \$800 July 5 – Purchased store supplies on credit terms of net eom, \$600. July 8 – Purchased inventory of \$3,000, plus

67. phyics-universal gravity

Calculate the force of gravity on a spacecraft 6400 km (1 earth radii) above the Earth's surface if its mass is 1600 kg.

A 24.0 kg box (m1) rests on a table.(b) A 13.0 kg box (m2) is placed on top of the 24.0 kg box, as shown in Fig. 4-35. Determine the normal force that the table exerts on the 24.0 kg box. Determine the normal force that the 24.0 kg box exerts on the 13.0

69. Math

Write 1024 as a power of 4.

70. Programming Languages- NEED HELP!!

Create a program that determine the shipping cost for an order based on the following table: From \$0.00 \$20.00 \$50.00 \$75.00 To \$19.99 \$49.99 \$79.99 \$1000.00 Price \$2.95 \$3.95 \$4.95 Free

71. math

15 x w + 51 =105 +51 ?

72. Calculus

(y/(x+9y))= (x^2)-7 at the point (1, -6/55) Use implicit differentiation to find the slope of the tangent line to the curve

73. physics

You are given a vector in the plane that has a magnitude of 86.0 units and a component of -30.0 units. What are the two possibilities for its component?

74. Statistics

A computer manufacturer is about to unveil a new, faster personal computer. The new machine clearly is faster, but initial tests indicate there is more variation in the processing time. The processing time depends on the particular program being run, the

75. physics

A long jumper jumps with the initial velocity of 12.0 m/s at an angle of 20 degrees. what is the displacement of x?

76. physics

A car is driven 105 km west and then 30 km southwest. What is the displacement of the car from the point of origin (magnitude and direction)?

77. people

Many years ago, a cruise liner sank in the middle of the Pacific Ocean. The survivors luckily landed on a remote desert island. There was enough food for the 220 people to last three weeks. Six days later a rescue ship appeared, unluckily this ship also

78. algebra

5x=7+4y 20x-16y=28 how many solutions are there for the system of equations? Infinitely many solutions No solution. two solutions or three solutions?

79. math

anonymous did you ever get all the correct answers?

80. Physics

A 231 kg block is released at height h = 3.9 m. The track is frictionless except for a portion of length 6.6 m. The block travels down the track, hits a spring of force constant k = 1624 N/m, and compresses it 1.7 m from its equilibrium position before

81. Civics

How did the ideas of Locke and montesquieu influence our founders views on our government?

82. Science

Describe how changes in society's attitude toward people in wheelchairs may have led changes in the wheelchair available to people who need them.Were these changes made using science or technology or both? Thank you.

83. math

Jeremy enlarged a picture.The length of the original picture is 8cm and the width is 5cm.The length of the enlarged picture is 10cm and the width is 7cm. A.What percent is the 10cm length of the 8cm length? B.What is the area of each picture?By what

84. Psychology- the Science of the Mind

A reflex, like automatically removing your hand from a hot stove, involves pain message sent to the spinal cord by___neurons, while the movement of your hands is controlled by____ neurons. A. somatic ;sensory B. sensory; motor C. motor; sensory D. somatic;

85. software

The questions ask List four major functions of an OS. My answer: Function 1: Provide a user interface Function 2: Manage files Function 3: Manage hardware Function 4: Manage applications Is my answer correct?

86. Math

Can someone help me to find two numbers the exact answer is between: 6 x 7,381

Why is a short curcuit called a short curcuit?

88. Chemistry

If 920 mL of 0.0402 M aqueous LiOH reacts stoichiometrically according to the balanced equation, what mass (g) of gaseous CO2 is required? 2 LiOH(aq) + CO2(g) → Li2CO3(aq)

89. science

measurement of an average classroom door is closest to 1 meter

90. science

Can someone help me with this question please? explain how earth naturally recycles carbon dioxide.

91. science

Describe one reason asteroids may become a natural resource in the future.

92. science

If nuclear fusion in the sun's core suddenly stopped today, would the sky be dark in the daytime tomorrow? why

93. science

Describe how sound is caused by vibration?

94. MATH

1 3/4 cups of milk for 8 serving if the recipe increase to 24 serving how many cups of milk are needed. I

95. Science

What is the difference between the density of cold water and the density of hot water.. Explain using the particle theory of matter. Thank You......

96. Math,Science,Algebra,Geography

Beryl Really Likes taking care of all the details needed to finish up a project. Her Belbin Team Role is? A.)Computers/Finisher B.)Resource/Investigate C.)Sharper D.)Plant

97. chemistry

What is the % carbon by weight in 1.7 grams of potassium carbonate (K2CO3)? Answer in units of %.

98. geometry

The lateral area of the right regular triangular prism is 18 cm^2.Find the total surface area.give your answer in decimal form rounded of to 2 decimal places

99. Math

A tree is 15 ft tall. It casts a shadow 20 ft long. an 8 ft elephant approaches. how long will the elephant's shadow be?