7th CBA Review Fall 2024

Front

What is the equation to find the total cost (y) to order x mugs if each mug costs $7.75 and there is a one-time setup fee of $15.00?

Back

y = 7.75x + 15

Front

Solve the equation: 2x - 10 = 8

Back

x = 9

Front

If a generator has 20 gallons of gasoline and uses 1.5 gallons each hour, how many gallons are left after 8 hours?

Back

8 gallons

Front

What is the scale factor in feet per inch if the actual length of a tennis court is 78 feet and the blueprint length is 13 inches?

Back

6 feet per inch

Front

How many cupcakes are decorated in total if a baker decorates 20 cupcakes per hour for 3 hours and then 30 cupcakes per hour for 2 hours?

Back

120 cupcakes

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does the term 'setup fee' mean in a business context?

Back

A one-time charge for preparing a service or product before it can be delivered.

Front

What is the process to solve for x in the equation 2x - 10 = 8?

Back

Add 10 to both sides, then divide by 2.

Front

What is the meaning of 'scale factor' in geometry?

Back

A ratio that compares the dimensions of a model or drawing to the actual object.

Front

How do you calculate the total cost of items with a fixed fee and a variable cost?

Back

Add the fixed fee to the product of the variable cost per item and the number of items.