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Constance can decorate 2 ornaments in 4 hour.

Part A: How many ornaments, per hour, can Constance decorate? Explain your

answer and show your work.

Your answer

This is a required question

1/2 ornament in an hour

Step-by-step explanation:

Given

Required

Determine the ornaments per hour

This question implies that we calculate the unit rate.

Substitute values for Time and number of ornaments

This implies that Constance can decorate 1/2 ornaments in an hour

The answer is in the image 

For every 8 cars there are 7 trucks

Therefore,

Cars:Truck=8:7

Answer is B)8:7

The answer is in the image 

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make $108 in $1800 sales

The solution is given in the image below

The wood before starting =12 feet

Left wood=6 feet

Wood used till now=12-6=6 feet

Picture frame built till now= 6/(3/4)

=8 pieces

Therefore, till now 8 pieces have been made.

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make $108 in $1800 sales

The answer is in the image 

tip=18% of 75.45

     =18/100 * 75.45 = $13.581

Tip = $13.581