Study the example problem showing how to find a unit rate. Then solve problems 1

Question

Study the example problem showing how to find a unit rate. Then solve problems 1-8. Recipe for Fabrie Softener Example Helena uses this recipe to make homemade fabric softener. How much water and vinegar does she use for a half batch? How much waterIngredients: and vinegar does she use for a double batch? 5 cups hot water You can use a double number line to help you solve this problem. 21 cups white vinegar cups hair conditioner You can use the recipe to see that you need scups ofwater for 2 cups of vinegar. Label these on the number line. Find half of each quantity for a half batch. Double each | Directions: Mix all ingredients together quantity for a double batch. Cups of o Water 25 10 Cups of o Vinegar Helena needs 2 cups water and 1 cup vinegar for a half batch. She needs 10 cups of water and 5 cups of vinegar for a double batch. Use the recipe to find how much hair conditioner Helena HakBkhi Half the Recre needs to make a half batch and a double batch? Half Baichs Diide by 2 Desble Beteh: Mulkply by 3 Show how to find the unit rate of water to vinegar What does the unit rate mean in this context? waier vinesar

Explanation / Answer

a) recipe to make half batch is

ingredients

2 1/2 cups haot water

1 1/4 cups white vinegar

3/4 cups hair conditioner

directions : mix all ingredients together

recipe to make double batch

10 cups hot water

5 cups white vinegar

3 cups hair conditioner

directions :

mix all ingredients together

b) unit rate of water to vinegar is 5 / 2.5 = 2

which means ratio of water to vinegar is 2

that is water used is double of vinegar

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