A recipe to make a cake calls for three fourths of a cup of milk. Mary used this cake as the first layer of a wedding cake. The
second layer was half the size of the first layer, and the third layer was half the size of the second layer. How much milk would be used for the entire wedding cake.
1 answer:
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Anna buys 12 pens and 20 pencils for a total cost of $16. One pen costs $0.40 more than a pencil.
Let the cost of pencil is $ x .
Therefore cost of pen is
According to the question
Distributing 12 and combining like terms, we will get
Therefore cost of pencil is $0.35 and cost of pen is