# janice

Popular questions and responses by janice
1. ## Algebra

Farmer Ed has 9,000 meters of​ fencing, and wants to enclose a rectangular plot that borders on a river. If Farmer Ed does not fence the side along the​ river, what is the largest area that can be​ enclosed?

2. ## Probability

A salesperson contacts eight potential customers per day. From past experience, we know that the probability of a potentail customer making a purchase is 0.10. a) What is the probability the salesperson will make at least two sales in a day? -Do you use

70. ## Math

Jasmine invested $73,000 in a fixed rate account offering 7.2% interest rate compounded semiannually. How long will it take her to grow it to$100,000? 100,000=(73,000)(0.072)^2)t

71. ## physics

Consider the line passing through the center of the cue ball as the x axis. At the point of collision with the solid ball on the table, a line passing through the centers of the cue ball and the solid ball form a 45° angle with the X axis. Assume no

72. ## Math

To make evening schedule.... Need 12 employees on monday.. 13 on tues.. 14 on wed... 15 on thurs.. 17 on fri... 16 on sat... 14 on sun... They on can work 4.5 hrs a day ... How many employees needed for week?

73. ## Finance

High Hills plc produce underwater turbines to generate energy and are considering introducing machinery that will reduce the labour hours required to produce a turbine from 5 hours to 2 hours for the remainder of the product life cycle of 3 years. The

74. ## Chem

A gas has density of 1.977 g/dm3 at STP (a) what is its molecular mass? (b) what is its density at 77¢XC and 0.95 atm pressure? (c)If the gas is an oxide and has the formula XO2, what is the atomic mass of X

75. ## physics

In the Atwood machine shown in Figure 5.14a, m1 = 2.00 kg and m2 = 8.00 kg. The masses of the pulley and string are negligible by comparison. The pulley turns without friction and the string does not stretch. The lighter object is released with a sharp

76. ## physics

Suppose that a net force F gives an object with a mass of m an acceleration of 9.65 m/s/s. Suppose that the net force were increased by a factor of 4.7, and the mass were increased by a factor of 3.0. What would be the new acceleration (in m/s/s)? Please

77. ## math

maggie has a 27 feet long ribbon what's the length of the ribbon in yards

I want to buy a house in 5 years. I need to have a down payment of $50,000. How much do I need to have today in order to have the down payment, if I can earn 5%? not sure how to go about this problem asked on July 8, 2015 82. ## Business I want to buy a car with cash in 4 years. I have$10,000.00 that I can invest today. I can get a bond earning 4%. How much will I have for the purchase? This is what I am thinking for an answer but not quite sure: N=4 years I=4% PV=10,000 for a total of

As a Christian, do you see tithing as a requirement? Should it be 10%?

84. ## algebra

Jim wants to build a rectangular parking lot along a busy street but only has 1 comma 9001,900 feet of fencing available. If no fencing is required along the​ street, find the maximum area of the parking lot.

85. ## algebra

Farmer Ed has 9 comma 0009,000 meters of​ fencing, and wants to enclose a rectangular plot that borders on a river. If Farmer Ed does not fence the side along the​ river, what is the largest area that can be​ enclosed?

86. ## Chemistry

Suppose you are assigned to prepare a buffer of 0.10M HNO2 (Ka=1.7 x 10^-4) and 0.10M NaNO2 by mixing equal volumes of both solutions. What is the pH of the resultant solution? How would I first start this question? I have no clue what the steps are to be

87. ## Calculus 2 Trigonometric Substitution

I'm working this problem: ∫ [1-tan^2 (x)] / [sec^2 (x)] dx ∫(1/secx)-[(sin^2x/cos^2x)/(1/cosx) ∫cosx-sinx(sinx/cosx) ∫cosx-∫sin^2(x)/cosx sinx-∫(1-cos^2(x))/cosx sinx-∫(1/cosx)-cosx sinx-∫secx-∫cosx sinx-sinx-∫secx =-ln |secxtanx|+C Can

88. ## Calc

∫ (2x+1)/(x+1) dx Please show steps if you work it. I think it's a partial fraction and worked with decomposition. Not sure though.

89. ## Math

The table shows the actual retail market share of passenger cards from Ford Motor Company as a percentage of the U.S. market. Year Market Share 1975 23.6% 1980 17.2% 1985 18.8% 1990 20.0% 1995 20.7% A mathematical model for this date is given by f(x) =

90. ## ps316

There 112 seats there 7 seats in each row and 70 people are seated how many rows are empty

91. ## physics

What physics is involved for a passenger feeling pushed backward into the seat of an airplane when it accelerates along the runway during takeoff?

92. ## Biology

Suppose that a repressor regulated the expression of the galA gene. Which of the parenthesis would be correct? (((supposing hypothetical bacterium gene: "galA" – encodes an enzyme that is required for cells to digest the sugar galactose/and/ "argB" –

93. ## English

The astronauts who were selected for this mission had to be in superb physical condition. Is sentence a essential or nonessential?

94. ## Finite Math

: Four cards are drawn without replacement from a well shuffled standard deck of cards. Let X be the number of aces drawn. 12. What are the possible values of the random variable X? Write them in increasing order as a set using roster (or list) notation.

95. ## Journalism

Please im begging you were going to submit the last articles tomorrow, help me make a feature article ... the topic is about unity for what happened in the philippines, the super typhoon yolanda please pleasple please

96. ## statistics

Playing game of chance and pay 300 by rolling a fair die one time if you rome a 2 and receive $1300 if you roll a 4 or six you receive$900 if you ore a 3 5 or 9 receive nothing. find expected value for this game. based on value is it a good game to play?

97. ## statistics

participant on tv show picke from lage # applicants with equal number of men and woman .amongst the last 9 participant 7 have been women . if they are picked randomly what is the probability of geting 7 more women when 9 people are picked

98. ## statistic of behavioral science

for each of the following, identify the exam score that should lead to the better grade. In each case, explain your answer. A score of x=56, on an exam with the mean =50 and the standard deviation of 4; or a score of x=60 on an exam with the mean=50 and

99. ## math

how do you do the steps for this problem find two exact values for sin(cos^-1 sqrt5/6)