1. What is the remainder when 2^190 is divided by 5? How do I approach these questions; do I write it down on paper, or use my calculator(how do I see the remainder?)? 2. Figure: A large right triangle, shortest base in on the ground, shorter height is vertical, longest ...
Wednesday, March 18, 2015 at 11:54pm
a cone and a hemisphere share the base that is a semicirclee with radius 3 and the cone is inscribed inside the hemisphere. find the volume of the region inside the hemisphere
Wednesday, March 18, 2015 at 11:36pm
The diagram: it is a large triangle labelled ACD(AC a line horizontal, then AD and CD joining at the tip going down-so the triangle is "upside down" with the base up) with a line drawn that connects point E, which intersects segment CD at the middle(a median), with ...
Wednesday, March 18, 2015 at 11:14pm
A garden is edged with landscaping tiles that are 9.2 cm wide. The length of the garden is 6.2 m and the width of the garden is 5.6 m. What is the perimeter of the garden inside the landscaping tiles, to the nearest tenth of a meter?
Wednesday, March 18, 2015 at 10:01pm
Use the following situation to answer the question. The number of letters (n) which can be typed on a sheet of paper varies inversely as the square of the size (s) of the letters used. What is the relationship connecting n and s?
Wednesday, March 18, 2015 at 9:04pm
What type of graph does not show the number of times a response was given? box-and-whisker plot line plot stem-and-leaf plot bar graph Is the answer A? Thank you for your help
Wednesday, March 18, 2015 at 8:50pm
Stereo Inc. sells a stereo system for $500 down and monthly payments of $60 for the next 4 years. If the interest rate is 1.75% per month, find: a) The cost of the stereo. b) The total amount of interest paid.
Wednesday, March 18, 2015 at 8:46pm
Math Answer Check
P is a point on the terminal side of θ in standard position. Find the exact value of the six trigonometric functions for θ. P(-8, -8) Ans: cotangent: 1 secant: negative square root 2 cosecant: negative square root 2 sin: square root 2 / 2 cosine: square root 2 / 2 ...
Wednesday, March 18, 2015 at 7:49pm
A mail truck picks up two boxes of mail from the post office. The total weight of the boxes is 32 pounds. One box is 8 pounds heavier than the other box. How much does each box weigh?
Wednesday, March 18, 2015 at 7:28pm
Q. Tickets to the rodeo sell for $12 each. If they are bought in groups of 10 or more, you revice 1/4 (fraction) off the price of each ticket. Julie wants to buy 14 tickets. How much will her total cost for the 14 tickets. A. Do I add 12 + 14? and minus the answer with 1/4 ? (...
Wednesday, March 18, 2015 at 6:42pm
Q. On Friday night 2,950 people attended the rodeo, and 3,159 people attended on Saturday night. If the staudim seats 4,000 people, how many empty seats were there for two nights? - A. So do I add 3,159 + 2,950 = 6,109 and subtract 6,109 - 4,000 = 1,891?
Wednesday, March 18, 2015 at 6:38pm
The function h(t) = 2 + 50t -1.862t^2, where h(t) is the height in metres and t is the time in seconds, models the height of a golf ball above the planet Mercury's surface during its flight. A) What is the maximum height reached by the ball (i got 1165.8, is this correct) ...
Wednesday, March 18, 2015 at 5:48pm
4th grade math
What is the fomula to figure out the reasoning to this question? "Kurt cut pizzas into wedges measuring 40 degrees. If each person eats one piece of pizza, how many people could he feed with two whole pizzas?
Wednesday, March 18, 2015 at 5:26pm
Hi! I need help with this question. Thanks! Directions: Try to find the number of solutions for the following system of equations then determine if it is Dependent, Inconsistent or Consistent. -3x-2y=6 x=-2-2/3y
Wednesday, March 18, 2015 at 4:58pm
This question is based on a standard modeling problem in business. The unit cost of a item (or drink or chemical) affects how much of the thing is sold. The revenue is the amount of money raised from sales. Hence, raising price should drop sales, but that may result in more ...
Wednesday, March 18, 2015 at 4:52pm
the graph of y=f(x) is transformed into y=-f(1/3x+9)+8. a.Describe the transformations in correct sequence. b.Is there any other sequence of transformations that could produce the final graph? If so, describe all possible ones.
Wednesday, March 18, 2015 at 4:49pm
The theater offers a yearly membership for which customers pay a fee of $50 after which they pay only $1 per movie Create an equation for the membership deal Use C for the cost in dollars and N for the number of movies rented
Wednesday, March 18, 2015 at 4:13pm
7th grade math
For questions 1, 2 identify each sentence as arithmetic, geometric both or neither. 1) 7, 9, 11, 13 ...... A) arithmetic B) geometric C) both D) neither (my answer) 2) 2, 1, 1/2, 1/4, .... A) arithmetic B) geometric C) both (my answer) D) neither
Wednesday, March 18, 2015 at 3:26pm
Given the proportion 3x+2y/7=2x+3y/8, determine the value of xy^2-x^2y/x^3+y^3 This is what I got so far... 3x+2y/7=2x+3y/8=k 3x+2y=7k 2x+3y=8k And that's where I'm stuck at solving this math question.
Wednesday, March 18, 2015 at 3:17pm
the perimeter of a paved area being built at a playground it's going to be 46 meters is the land and went are each a whole number of meters what should the length and width of the area be to cover the greatest possible area draw a picture and make an organized list to solve
Wednesday, March 18, 2015 at 2:42pm
How do I write one equations in slope-intercept form, and three other lines in slope-intercept form that are perpendicular to the first line ?? for ex. If I pick the equation y=2/3x+4 for the first equation. and for the second line , the slope -2/3x +4 , how about the 3rd and ...
Wednesday, March 18, 2015 at 2:08pm
This is a continuous from my last question Let g be a function that is defined for all x, x ≠ 2, such that g(3) = 4 and the derivative of g is g′(x)=(x^216)/(x−2) with x ≠ 2. On what intervals is the graph of g concave down? Justify your answer. ...
Wednesday, March 18, 2015 at 2:06pm
Jane collected 53 dollar notes for the competition of which x are $2 notes and y is $10 notes. The total value of the dollar notes is $394. Form 2 equations in terms of x and y. Solve the equations and hence find the number of $2 notes
Wednesday, March 18, 2015 at 11:19am
A painter bought some paint for $500. He paid $x for each litre of paint. He accidentally spilt 5 liters of paint and sold the remainder of the psint for $2/litre more than he paid for it. If he made a profit of $40, find the amount he paid for each litre of paint.
Wednesday, March 18, 2015 at 11:16am
Treena is a personable student in Mr. Jordans math class. Mr. Jordan can see that Treena is popular with her peers. He regularly sees her conversing animatedly with her friends in the cafeteria and before and after school. She does well in class also. Her homework is ...
Wednesday, March 18, 2015 at 10:25am
25 % of a class of 40 students are girls. When some new girls joined the class, the percentage of girls increased to 40 %. How many new girls are joined the class
Wednesday, March 18, 2015 at 10:05am
Find the future value of an ordinary annuity that calls for depositing $100 at the end of every 6 months for 15 years into an account that earns 7% interest compounded semiannually. (Round your answer to the nearest cent.)
Wednesday, March 18, 2015 at 9:42am
The concentration (in milligrams per liter) of an antibiotic in the blood is given by the geometric series A + Aekt + Ae2kt + + Ae(n − 1)kt where A is the number of milligrams in one dose of the antibiotic, n is the number of doses, t is the time between doses, and k is ...
Wednesday, March 18, 2015 at 9:32am
Math - 7th grade (repost)
Can someone please help? I'm given a box and whisker plot that represents the cost, in dollars, of 12 CDs. How can I determine how many CD's cost between $14.60 (Q1 value) and $26 (Q3 value) and how many CD's cost less than $14.60?
Wednesday, March 18, 2015 at 7:08am
Suppose you borrowed $15000 to buy a car at an interest rate 7.2% compounded monthly. What will the monthly payments be on loans of 36, 48 and 60 months if you do not have to put any money down on the financing?
Wednesday, March 18, 2015 at 1:09am
Math - 7th grade
I'm given a box and whisker plot that represents the cost, in dollars, of 12 CDs. How can I determine how many CD's cost between $14.60 (Q1 value) and $26 (Q3 value) and how many CD's cost less than $14.60?
Tuesday, March 17, 2015 at 11:36pm
Theo made the table below to show the number of middle school students who attended the last football game. If the data were displayed in a circle graph, how many degrees would be in the sector representing the eigth graders? Grade 6 Number of students in attendance 375. Grade...
Tuesday, March 17, 2015 at 11:10pm
The circle graph shows data on the suitability of land for farming. Which three categories together account for exactly half of the land? The percetage for Too Shallow is 13% The percentage for Chemical Problems is 25% The percentage for Too Dry is 30% The percentage for ...
Tuesday, March 17, 2015 at 11:02pm
Kibet left school by bicycle at 8:00 a.m. and took 1 ½ hours to reach the market 20 km away. Akinyi left the school for the market by car at 8:30 a.m. The average speed of the car was 80 km /h. What was the difference between their arrival times?
Tuesday, March 17, 2015 at 10:45pm
Grade 7 students were surveyed to determine how many hours per day they spent on various activities. The results are shown in the circle graph below. About how many hours per day altogether were spent on watching TV and homework? The percentage for watching TV is 13% The ...
Tuesday, March 17, 2015 at 10:44pm
a basketball tournament starts with 64 teams. after one loss the team is out. how many games does the team that wins the tournament have to play? 64/2=32 32/2=16 16/2=8 8/2=4 4/2=2 2/2=1 The answer is 6 games. How would I write the number sentence?
Tuesday, March 17, 2015 at 10:19pm
Plane A leaves the airport. One hour later, Plane B leaves the same airport on the same course. It catches up to Plane A in 2.5 hours. The average speed of Plane B is 300km/h faster than Plane A. Find the speed of each plane.
Tuesday, March 17, 2015 at 10:12pm
Christina Dwyer is searching for a new job. She lives in Shreveport, Louisiana, and has interviews in Barrow, Alaska; Tucson, Arizona; and Rochester, New York. The cost of one-way flights between these four cities is as follows: Shreveport to Barrow costs $855, Shreveport to ...
Tuesday, March 17, 2015 at 9:24pm
An object is launched at 9.8 meters per second from a 73.5-meter tall platform. The object's height s (in meters) after t seconds is given by the equation s(t)= -4.9t(-4.9t) - 9.8t = 73.5. When does the object strike the ground? I literally have no idea where to start
Tuesday, March 17, 2015 at 8:44pm
The area of a square plot of land is 1156m2. The plot is to be fenced with three strands of wire. What is the length of the wire that is needed? Area = S2 √1156 = S S=34 P = 4s = 136 = 136(3) = 408
Tuesday, March 17, 2015 at 7:52pm
Q. On Friday night 2,950 people attended the rodeo, and 3,159 people attended Saturday night, if the stadium seats 4,000 people, how many seats were there for the two nights? - A. So do I subtract 3,159 - 4,000 = 951 & add 951 + 3,159 ?
Tuesday, March 17, 2015 at 7:50pm
A tank contained 22.5m^3 of water. More water was poured into the tank at the rate of 1.45m^3 per minutes. The tank was full at the end of 30 minutes. What is the capacity of the tank in tank? =22.5 + 1.45(30) =22.5 +43.5 = 66 = 66 * 1000 = 66000 liters
Tuesday, March 17, 2015 at 7:48pm
Kool Klothes has determined that the revenue function for selling x thousand pairs of shorts is R(x) =-5x^2 + 21x. The cost function C(x) = 2x + 10 is the cost of producing the shorts. How many pairs of shorts must the company sell in order to break even
Tuesday, March 17, 2015 at 7:39pm
A rectangular park has an area of 2_3 square mile. The length of the park is 22_3 the width of the park. What is the width of the park? this is the example of how they want them solving it The width of the room is 5/6 the length of the room. What are the dimensions of Kamal...
Tuesday, March 17, 2015 at 7:38pm
How can you tell which fractions represent a umber that is less than 1% without doing any computation? .02/5, .2/5, 2/5, 2/50, 2/500. I know the numbers less than 1% are .02/5 and 2/500, but how do you know without doing the computation
Tuesday, March 17, 2015 at 7:01pm
For questions 45, use the following two ways to display the test scores recieved on Mr. Alexander's math test. Use these displays to solve each problem. Stem | Leaf 6 | 8 9 7 | 0 3 5 8 9 8 | 1 2 2 5 7 8 8 9 9 | 0 2 3 Pie Chart: 80-89= 44.4% 90-99=16.6% 70-79=27.7% 60...
Tuesday, March 17, 2015 at 6:46pm
I have tried and tried to get the answer but am still confused; please help, thank you... The Limited Plan offers a 15% discount for power usage between 7pm 9am if most of your usage happens during that time. If not, then you lose your discount and you pay a...
Tuesday, March 17, 2015 at 6:14pm