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The local food bank distributes food to volunteer groups to help feed people. Last week they received 56 3/4 pounds of meat, 109 1/2 pounds of potatoes, and 42 1/5 pounds of fruit. They had to split this equally between 5 volunteer groups. How many pounds of food did each group receive?

4169/100 pounds
5123/100 pounds
141/4 pounds
379/8 pounds

2007-12-24 00:57:23 · 7 answers · asked by sunny p 1 in Science & Mathematics Mathematics

7 answers

Add all of the wseights together then divide by 5.

2007-12-24 01:03:08 · answer #1 · answered by Tim C 7 · 0 0

First of all use 20 as the lcd

56 3/4 = 56 15/20
1091/2=109 10/20
42 1/5= 42 4/20
-------------------------------
= 208 9/20 divide by 5

male 208 9/20 into 4169 /20 divide by 5
Invert and multiply 4169 / 20 *1/5= 4169/100 pounds

2007-12-24 09:11:25 · answer #2 · answered by Dave aka Spider Monkey 7 · 0 0

These people are stoned. What you need to do is turn each fraction into a decimal by dividing the numerator with the denominator, 3/4 is .75, 1/2 is .50, and 1/5 is .20. Now take these decimals and multiply them to their corresponding quantities.... 56 x .75, 109 x .50, and 42 x .20
Add all totals together and then divide by 5. Use a calculator.
Always change fractions to decimals when you are trying to find quantities. It's a lot easier.

2007-12-24 09:18:21 · answer #3 · answered by Sunny 1 · 0 0

56 3/4 = 227/4 or 1135/20
109 1/2 = 219/2 or 2190/20
42 1/5 = 211/5 or 844/20

Total = (1135+2190+844)/20 = 4169/20

Five equal shares = 4169/20 * 1/5 = 4169/100 pounds

~~~

2007-12-24 09:02:47 · answer #4 · answered by A Little Sarcasm Helps 5 · 0 0

This is pretty easy if you know how to turn fractions into decimals and vice-versa

56.75 + 109.5 + 42.2 = 208.45

Now you divide by 5

208.45/5 = 41.69/1

now multiply by 100/100 to get 4169/1000

So it would be the first choice as the right answer

2007-12-24 10:05:45 · answer #5 · answered by Chau D 2 · 0 0

41 69/100

2007-12-24 09:01:56 · answer #6 · answered by Elmo 4 · 0 0

41 69/100 pounds

The total of all three is 208.45 = 56.75 + 109.5 + 42.20.

Divide that total by 5 gives you 41.69 or 41 69/100.

2007-12-24 09:04:30 · answer #7 · answered by T J 2 · 0 0

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