7th First Semester Review

Front

What is the total cost of 10 tickets at $9.25 each?

Back

Total cost = 10 * $9.25 = $92.50

Front

If I pay with a $100 bill, how much change will I receive after buying 10 tickets for $9.25 each?

Back

Change = $100 - $92.50 = $7.50

Front

What equation represents the total cost for Jacob buying 3 new video games at $55 each and x used video games at $12 each?

Back

y = 3 * 55 + 12x = 165 + 12x

Front

How do you calculate the percentage of correct answers on a test?

Back

Percentage = (Number of correct answers / Total number of questions) * 100

Front

If Emme spelled 12 out of 15 words correctly, what is her percentage score?

Back

Percentage = (12 / 15) * 100 = 80%.

Front

What is the formula for finding the missing side of a right triangle using the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the value of y when x = 2 in the equation y = 0.5x + 14?

Back

y = 0.5(2) + 14 = 1 + 14 = 15.

Front

How do you find the total cost of multiple items with different prices?

Back

Add the cost of each item together.

Front

What is the difference between a new and a used video game in terms of price?

Back

New video games cost $55, while used video games cost $12.

Front

If Jacob buys 3 new video games and 5 used video games, what is the total cost?

Back

Total cost = 3 * 55 + 5 * 12 = 165 + 60 = $225.