Questions on Algebra: Proportions answered by real tutors!

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Question 914786: Jeffs car is driving at 54 miles per hour. Jennas car is moving at 123 yards per minute. Who is driving faster. Show work.
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Question 914791: Jeffs car is driving at 54 miles per hour. Jennas car is moving at 123 yards per minute. Who is driving faster. Showvwork.
Click here to see answer by josgarithmetic(39616) About Me 

Question 915917: On a map, the scale is 1 inch:160 miles. For each map distance, find the actual distance. 2 5/8
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Question 916497: 3/4=x/5

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Question 917071: By the time A takes 3 steps, B takes 2 steps. If the Stride length of A is twice that of B, what is the ratio of the speeds of A and B.
Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 917055: Equal amounts of water were poured into two empty jars of different capacities, which made one jar 1/4th full and the other jar 1/3rd full. If the water in the jar with lessor capacity is then poured into the jar with the greater capacity, what fraction of the larger jar will be filled with water?
Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 917662: I want to make a mixture of feed that is 16% protein. I need a total of 2000 pounds, so I'm after 320# of protein.
I can mix soybean which is 48.5% and milo which is 9%. I'm not sure how to figure out the answer.

Click here to see answer by richwmiller(17219) About Me 

Question 917761: if on a map, 1 inch represents 20 miles of a city, what area on the map ( in square inches) represents an area equal to 1600 square miles in the city?
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Question 918422: If y = 71 when x = –355, what is y when x = –300?
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Question 918997: x/2 = x + 16/8
(x + 16 are both above 8, not just 16, I hope that makes sense.)
Thank you in advance!

Click here to see answer by MathLover1(20849) About Me 

Question 919664: Two triangles are similar. The area of the smaller one is 2133mm and the area of the larger one is 4800mm. One side of the smaller triangle is 60mm and the corresponding side in the large one is 90mm. Calculate the side opposite in both triangles.
I found the ratio of their sides but i really dont know what to do next. I would really appreciate your help. Thank you.

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Question 919690: on a map, 1 inch equals 20 miles if two cities are 9 inches on the map how far are they actually apart?
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Question 920954: on a map of the united states 1 inch represents 120 miles if two cities are 3.5 inches apart on the map what is the actual distance between the two cities?
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Question 920969: A 12-oz serving of mountain Dew contains 55 mg of caffeine how much caffeine is in an 18-oz serving of mountain dew?
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Question 920969: A 12-oz serving of mountain Dew contains 55 mg of caffeine how much caffeine is in an 18-oz serving of mountain dew?
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Question 920971: find the cost of 3 scarves if 2 scarves cost $29.00.
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Question 920971: find the cost of 3 scarves if 2 scarves cost $29.00.
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Question 922363: I dont know how to solve. A dealer raises the price of a P24 000-air conditioning unit by 12.5%. To restore the previous price, he must reduce the new price by what percent?
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Question 922499: Sarah deposited $400 in a bank account that earns 3% interest. If she never withdrew money from her account, how much money was in Sarah's account at the end of the second year?
Click here to see answer by Alan3354(69443) About Me 

Question 923076: What is the ratio of 1 2/3 to 2 1/2? How do I do this?
Click here to see answer by MathLover1(20849) About Me 

Question 923507: Please show step by step in solving proportion problems 1/8 : 2/3 : : 75 : x
Click here to see answer by srinivas.g(540) About Me 
Question 923507: Please show step by step in solving proportion problems 1/8 : 2/3 : : 75 : x
Click here to see answer by MathTherapy(10551) About Me 

Question 923390: Janelle can mow 5 lawns in 36 minutes. At this rate, how long will it take her to mow 11 lawns?
Click here to see answer by srinivas.g(540) About Me 

Question 899543: M/4+M/2=5/8 find m
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Question 914385: If out of 1218 kids, 630 are boys, and 588 are girls, what is the ratio?
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Question 923822: The perimeter of a rectangular garden is 22.5m...The area is 12.5m2 Find the dimensions of the garden.
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Question 923930: 2/n=5/10
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Question 923930: 2/n=5/10
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Question 924710: At 7 feet 8 inches, the world's tallest woman casts a 46-inch shadow. At the same time, the world's shortest woman casts a 15.5 inch shadow. How tall is the world's shortest woman?
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Question 925085: Jackson can build 7 bird houses in 5 hours. Write an equation that you could use to find out how long it will take him to build any number of bird houses? Please help me figure out how to get the equation.
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Question 925085: Jackson can build 7 bird houses in 5 hours. Write an equation that you could use to find out how long it will take him to build any number of bird houses? Please help me figure out how to get the equation.
Click here to see answer by ewatrrr(24785) About Me 

Question 925524: Could you please help me setup the problem below. I get confused on when what to use as the numerator and denominator
A pancake batter consists of 4 cups of mix and 3¾ cups of water. How much water is needed if you use 6 cups of mix?
My approach is below. Did I setup this problem correctly?
mix/water = 4/(3 3/4)=6/x

Click here to see answer by stanbon(75887) About Me 
Question 925524: Could you please help me setup the problem below. I get confused on when what to use as the numerator and denominator
A pancake batter consists of 4 cups of mix and 3¾ cups of water. How much water is needed if you use 6 cups of mix?
My approach is below. Did I setup this problem correctly?
mix/water = 4/(3 3/4)=6/x

Click here to see answer by TimothyLamb(4379) About Me 
Question 925524: Could you please help me setup the problem below. I get confused on when what to use as the numerator and denominator
A pancake batter consists of 4 cups of mix and 3¾ cups of water. How much water is needed if you use 6 cups of mix?
My approach is below. Did I setup this problem correctly?
mix/water = 4/(3 3/4)=6/x

Click here to see answer by MathTherapy(10551) About Me 

Question 925547: I know that this is a time/distance problem, but I'm not certain that I set it up correctly in order to get the distance. Could you please help me.
Problem: Your flight took you 3 hours and 20 minutes to travel to your destination. The plane you are in flies at 450 miles per hour. What is the distance to your destination?
I did this: I first converted time to minutes. I'm not sure if this was necessary or not
time/distance=200min/450miles=60min/d

Click here to see answer by Alan3354(69443) About Me 

Question 926248: 4:3:1
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Question 926344: A restaurant manager wants to order more glasses. The ratio of the number of water glasses to juice glasses is 15 to 2. How many juice glasses did the restaurant manager order if she ordered 180 water glasses?
Click here to see answer by TimothyLamb(4379) About Me 

Question 926646: Please help me with the following problem:
PROBLEM: A copy of a document that was originally 36 inches by 48 inches is now 12 inches by 16 inches. What scale was used for the reduction?

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Question 926888: 35% of what is 14
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Question 926888: 35% of what is 14
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Question 926888: 35% of what is 14
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Question 927805: on a map, 1 inch equals 19.6 miles. If two cities are 1.5 inches aparrt on the map, how far are they actually apart?

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Question 928722: The county requires 2 teachers for every 45 students. Write a proportion that gives the number t of teachers needed for 315 students
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Question 928654: A rectangle measures (x+3)m by 5m. Write an expression for the perimeter of the rectangle
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Question 928961: if the scale is inches/miles which =1/10 find the following actual distances

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