04/01/17
Word problem. Please assist me with solving. Listed in description
Elena collects the money from her co-workers and goes to the sub house to get lunches for all. She collects $17.90 and has orders for twice as many sandwiches as drinks. If sub sandwiches are $3.98...
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03/31/17
A vector has terminal point (-1, -4) and begins at the origin. What is the angle measurement of the vector relative to zero?
A vector has terminal point (-1, -4) and begins at the origin. What is the angle measurement of the vector relative to zero?
03/31/17
A vector has terminal point (9, -10) and begins at the origin. What is the angle measurement of the vector relative to zero?
A vector has terminal point (9, -10) and begins at the origin. What is the angle measurement of the vector relative to zero?
03/31/17
Math help please
The height of a person above the ground on a Ferris wheel is given by the function h(t)=9 sin {pi/20 (t- pi/2))+ 12 where h(t) is the height in meters of person t seconds after getting on a) how...
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03/31/17
Math help TRIG
2cos(1/2x)-cos(1/2x)=0 , where 0<x<2pi determine the complete solution for the equation
Math help ferris wheel
The height of a person above the ground on a Ferris wheel is given by the function h(t)=9 sin {pi/20 (t- pi/2))+ 12 where h(t) is the height in meters of person t seconds after getting on a) how...
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03/30/17
how many pounds of candy that sells for $0.75 per lb must be mixed with candy that sells for $1.34 per lb to obtain a 7 lb mixture that sells for $0.92 per lb
It needs the weight for both $0.75 candy and the$1.26 candy.
03/30/17
What is the amount of the tip Elisa will give to the server?
Elisa takes her family and friends to a fresh food farm restaurant to celebrate her husband’s birthday. The total bill, before tax, comes to $149. She was very satisfied with the service and...
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03/30/17
the average sat score of the population of sat takers was 1500. The average of a certain sample was 1620. What is the sampling error?
I need to know the answer dammit
03/30/17
Find the distance and time
In 1920, the record for a certain race was 45.5 sec. In 1970, it was 45.0 sec. Let R(t)equals=the record in the race and t=the number of years since 1920. a) Find a linear function that fits the...
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03/29/17
help me please
Ronald bought 18 cartons of ice cream and 7 cartons of yogurt. Each carton of ice cream cost $3 and each carton of yogurt cost $2. How much more did Ronald spend on ice cream than on yogurt?
03/29/17
Kwok spent 180 on hats and scarves for gifts for his employees. he bought 12 scarves and 18 hats. How much are the hats and scarves?
Kwok spent 180 on hats and scarves for gifts for his employees. he bought 12 scarves and 18 hats. How much are the hats and scarves?
03/29/17
can't solve
An engineer traveled 165 mi by car and then an additional 675 mi by plane. The rate of the plane was three times the rate of the car. The total trip took 6 h. Find the rate of the car.
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03/29/17
train issue
Train A leaves Westtown and travels at 50 mph toward Smithville, 330 miles away. At the same time, Train B leaves Smithville and travels at 60 mph toward Westtown.
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03/29/17
Ed added 32 inches to 1/8 of Nancy's height. Steve doubled Nancy's height and then subtracted 88 inches.
Ed added 32 inches to 1/8 of Nancy's height. Steve doubled Nancy's height and then subtracted 88 inches. If Steve and Ed ended up with the same numbers, how tall is Nancy?
03/29/17
i have a 96 for final grade, I have one test left worth 15 percent oe,what do f my gradi have to get to not go below average grade 90 and 85 thanks
i have a 96 for final grade, I have one test left worth 15 percent of grade what is the lowest mark i can get on test to not go below a 90 or a 85 for final grade
03/28/17
In 2000 the population of country A reached 3.5 million, and in 2025 it is projected to be 7.5 million
(a) find the values for P0a^x-2000
(b) estimate the country's population in 2010 to the nearest hundredth of a million
(c) use f to det the year during which the country's populatio might reach...
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03/28/17
The length of a rectangular yard is 12 meters greater than the width. If the area is 180 square inches, find the length and width of the rectangle.
Solve the equation
03/28/17
A bag contains 5ps coins, 10ps coins and 20ps coins in the ratio of 1:2:4. If their total money in the bag is Rs. 84 .Find the number of 10ps coins in that bag?
Please give me step by step guide to solve this problen
03/27/17
NUMBER WORD PROBLEM
A group of people went hunting, on average, 6 people hunted 5 hares, 15 people hunted 2 deer, and 10 people hunted 1 wild boar. The total number of animals hunted was 4 more than the number of...
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03/27/17
I have a 88 so far for final grade, my final is worth 10 percent what do I have to get on it to not go below 84
I have a 88 grade, my final is worth 10 percent what do i have to get on the final to not go below a grade of 84 for the class.
thanks
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03/27/17
A farmer has 1600 feet of fence
A farmer has 1600 feet of fence and wants to enclose a rectangular field with two internal fences parallel to one side, as shown below. What are the dimensions that would maximize the area? Make...
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Methods of Mathematical Statistics
A bag contains 5 coins, one of which has a head on both sides while the other 4 coins are normal. A coin is chosen at random from the bag and tossed 2 times. The number of heads obtained is a...
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03/22/17
Maximize Revenue
A fitness club sells its memberships at a fee of $100/month. The club sells 30 memberships per month. CEO of this club estimates that every $10 discount in membership fee, number of users will...
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03/22/17
Find distance on field and highway that'll minimize cost. Also, determine total cost.
A cable company is to connect cable to a house. house is located 3 km from highway, and cable source is located 20km down the highway from the closest point to the house. The cost to lay the cable...
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