SOLUTION: USING A FORMULA OF 2/5 OUNCE OF SUM BLOCK AND 9/10 OUNCE OF MOISTURING CREAM, A BEAUTICIAN MIXES HER OWN BRAND OF SKIN CREAM. SHE PACKAGES IT IN 1/10 OUNCE TUBES. HOW MANY TUBES CA

Question 73259: USING A FORMULA OF 2/5 OUNCE OF SUM BLOCK AND 9/10 OUNCE OF MOISTURING CREAM, A BEAUTICIAN MIXES HER OWN BRAND OF SKIN CREAM. SHE PACKAGES IT IN 1/10 OUNCE TUBES. HOW MANY TUBES CAN BE PRODUCED USING THIS FORMULA?
Answer by ptaylor(2198) (Show Source): You can put this solution on YOUR website!

First, we know that after she mixes them together, she has:
oz of her own brand of skin cream
So, the question is: How many 1/10 oz tubes can be produced from 13/10 ounces of her brand. In other words, how many (1/10)'s are there in 13/10:
We can find this out by dividing 13/10 by 1/10:
multiply numerator and denominator by 10
simplifying, we get:
or ------------------------answer
Hope this helps----ptaylor

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