Logan

Most popular questions and responses by Logan
1. Physics 1

A 1400 kg car traveling at a speed of 34 m/s skids to a halt on wet concrete where μk = 0.50. How long are the skid marks?

1. In the poems in this collection, who faces life with the most hopefulness and self-confidence? the speaker in “Life Doesn’t Frighten Me”********THIS ONE the speaker in “A Dream Within a Dream” the Oysters in “The Walrus and the Carpenter”

3. statistics

the life of light bulbs is distributed normally. The variance of the life time is 225 and the mean lifetime of a bulb is 590 hours. Find the probability of a bulb lasting for at most 603 hours. Yeah, WTF??? Why me!??!

4. ART Check

Brooch of Henry Clay This brooch contains a miniature picture of american statesmen henry clay. likely owned by clay or his ancestors this brooch is valued for what reason a)scholastic value b)provenance c)cultural heritage d)market value A museum is

5. math

A company logo has 4 concentric circles suppose you graph the points (diameter,circumference ) and connect them with a line. In terms of (pie), what is the slope of the resulting line.

6. algebra

Find the least common multiple of the monomials. 5a squared, and 16a cubed. Also 17b squared and 3b cubed. Could you show me how to do these. Thank you, Sandy

in a dream within a dream which phrase is a context clue to the meaning of grasp? While I weep--while I weep!/O God! Can I not grasp/Them with a tighter clasp? a) While I weep b)O God! Can I not c) with a tighter clasp d)can I not grasp them My answer is B

8. Probability & Stats

An experiments consists of tossing 4 coins successively. The number of sample points in this experiment is a. 16 b. 8 c. 4 d. 2 Please show work and why it is the answer! Thank you!

9. Math

Write the word form for 3,152,308,726

10. math

How many even natural-number factors does $n = 2^2 \cdot 3^1 \cdot 7^2$ have?

11. Algebraic equations real life problems

A book cover has the length and width(in inches) shown in the diagram. A) Find the values of a and b B) Find the perimeter of the book cover. Widths are top--3b in. bottom--(2+a)in. Lengths are left--(3a-b) in. And right--(2+a+2b) in.

12. math

andy had 5 1/2 quarts of juice. does he have enough to give a 2/3 cup serving to each of the 32 members of the band? explain

13. biology/science

Oxygen attracts electrons more strongly than hydrogen does. What kind of bond forms between the two hydrogen atoms and single oxygen atom that form a water molecule? A. A metallic bond B. A hydrogen bond C. An ionic bond D. A polar bond Currently stuck

60. Physics

A cheetah runs a distance of 101 m at a speed of 24 m/s and then runs another 101 m in the same direction at a speed of 38 m/s. What is the cheetah's average speed?

71. MATH

I HAVE LOOKED AT THE CUMULATIVE FEQUENCY TABLE EXAMPLE, AND I AM STILL CONFUSED ABOUT HOW TO MAKE MY OWN TABLE. MY TABLE IS FOR SOCCER LEAGUE SIGN-UPS AT SCHOOL. I HAVE A GIVEN CHART OF WEEK 1, WEEK 2 AND WEEK 3. ON WEEK ONE, THERE WERE 9 SIGN-UPS. ON WEEK

72. Math

I am a number between 20 and 30. When you divide me into 6 equal groups,there is an even number in each group and 2 are left over.what number am I?

73. Physics

A ball is thrown directly upward with an initial velocity of 14 m/s. If the ball is released from an initial height of 2.8 m above ground, how long is the ball in the air before landing on the ground? Ignore air drag.

74. algebra 2

A. I need to write an equation to the linear equation..(-2,-2), (3,3). B. I need to graph the function of y=|x| on a coordinate plane. C. I need to give one similarity and one differnce for the equations and graphs in parts A and B. I really need your help

75. math

A steam line will increase in length by 1.440% when heated to operating temperature. Determine the original length of the line, if it increased in length by 5.000 cm when heated. (Round your answer to 3 decimal places).

76. algebra 2

Shalonda notices that when she stands next to the flagpole, she casts a shadow that is 8 feet long and that the flagpole casts a shadow that is 28 feet long. Little Shalonda is 4 feet tall. How tall, to the nearest foot, is the flagpole?

77. physics

A piece of iron block moves across a rough horizontal surface before coming to rest. The mass of the block is 1.8 kg, and its initial speed is 3.8 m/s. How much does the block's temperature increase, if it absorbs 69% of its initial kinetic energy as

78. physics

Two stones are thrown vertically up at the same time. The first stone is thrown with an initial velocity of 11.5 m/s from a 12th floor balcony of a building and hits hits the ground after 4.6 seconds. With what initial velocity should the second stone be

79. Physics

A Ferris wheel has a circumference of 93 m and it completes one rotation in 2.3 minutes without stopping. What is the percentage change in apparent weight (=weight difference/weight = W/W) of a passenger between the highest and the lowest positions on this

80. geometry

what is the approximate measure of angle A to the nearest tenth of a degree

81. Statistics

Are these questions below true or false? I am stuck. I think 1 is true and 3 is false 1. In Regression Analysis if the variance of the error term is constant, we call it the Homoscedasticity property. 2. In simple linear regression analysis, if the error

82. Vectors (Physics/Math)

Vector A has a magnitude of 18 (in some unspecified units) and makes an angle of 25 with the x axis, and a vector B has a length of 24 and makes an angle of 70 with the x axis. Find the components of the vector C in the following: (a) C = A + B Cx = Cy =

83. algebra 2

This is a critical question.. Why does y=3 represent a function,but x=3 does not...

84. rounding whole numbers

i need help on this one...i should know this but i think i do...i need to know for sure.... I need to round 599 to the nearest ten...would it be 500 or would it change to 600...i know 9 in 599 is the tens place...but 10 comes after 9 so im confused.....

85. History

I'm looking for information about the Black Death Plague without using Wikipedia as much as possible. Some questions that I need to keep in mind and answer are: How is religion relevant to the plague? Was there a cure? How did it start?

86. Algebra

Explain why the addition method might be preferred over the substitution method for solving the system 2x-3y=5 5x+2y=6 Am lost on these.Please help

87. algebra

your local rollerblade rink will rent you blades for $14.00 for 3 hours or$29.00 for 8 hours. Asume the price increase is constant depending on the number of hours the blades are rented. Find the expression

88. Social Studies

I am in 7th grade age 12 and i was wonder how does the European Parliament determine how many each country gets on each branch? I would like and answer ASAP. Thanks!

89. math

Lenora correctly factored the expression 2x2−11x+15 as (x−3)(2x−5). She then stated that the solutions to the equation 0=2x2−11x+15 are x=3 and x=5. Did Lenora find the correct solutions to the equation?

90. algebra

How do I graph a direct variation when x=10, 20, 30, 40, and y = 4.5, 9.00, 13.50,18.00 Put x on graph going up by 10 and put y on graph at the bottom going across I am unsure of rest

91. College Algebra and Finance

Please help! Just need the answer... A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of$1283.93 Mortgage B: 6.8% interest compounded monthly, no

When a sound wave passes from air into a solid object, which of the following wave properties change? -Frequency -Wave Speed -Amplitude -Wavelength all that apply

93. calculus

The limit as x approaches 0 of ((4^x)-1)/x The limit above represents the derivative of some function f(x) at some number a. Find f and a.

94. computer programming

Robot Game Consider a robot moving in an environment consisting of 5x5 cells. The robot can either be rotated or moved forward for a certain distance. The environment in which the robot moves is bounded by walls - so if you try to move the robot out of the

95. biology

what are the stages of mitosis

96. Essential Mathematics

Actually calculate the final amount on \$1,000 compounded annually at 6% per year for 4 years?

97. Pig Skin

what two teams will probabley be named "the kudzu Klash"?

98. math

need help on this one...i hate these kind of math problems..lol.... Kickapoo Camp has 3 activities periods with the choices shown. How man different schedules are possible?? Period 1 Period 2 Period 3 leatherwork archery swimming wood carving field games

99. Algebra II

Sierra planted a 12ft. by 10ft. flower garden in her backyard. She put a gravel walkway of uniform width around it. How wide was the walkway if she used 168ft^2 of gravel?