2 is the problems and the other is an example. I NEED THE ANSWER TO THE PROBLEMS!!
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Answer: 37 is the total number of ounces of chocolate used in the bakery 16 is the total amount of time spent practicing the piano.
Step-by-step explanation: for first one
=(3.5 × 1) + ( 4 × 1) + ( 4.5 × 3) +( 5 × 2 ) + ( 6 × 1)
=3.5 + 4 + 13.5 + 10 + 6
=17 + 10 + 10
=37
for second
=( 1 × 3 ) + ( 1.5 × 2 ) + ( 3 × 2 ) + ( 4 × 1 )
=3 + 3 +6 + 4
=16
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