DVD Pricing and Fractions

The video tutorial provides a step-by-step approach to solving a SAT Math problem involving the purchase of DVDs at a discounted price. It begins with a simpler example to illustrate the concept of dividing the total amount by the cost per item. The tutorial then applies this reasoning to the given problem, explaining how to calculate the discounted price and convert the solution into fraction form. The final solution is presented, and the correct answer is identified.

What is the regular price of a DVD at Bruno's Video World if the sale price is 20% off?

• 0.2d dollars

• d dollars

• 0.8d dollars

• 1.2d dollars

Tags

CCSS.3.OA.A.3

If you have $100 and each DVD costs $10, how many DVDs can you buy?

• 10 DVDs

• 20 DVDs

• 15 DVDs

• 5 DVDs

Tags

CCSS.HSA-SSE.A.1A

In the given problem, what does 'x' represent?

• The regular price of a DVD

• The number of DVDs

• The amount of money available

• The discount percentage

Tags

CCSS.6.EE.B.6

How do you calculate the sale price of a DVD that is regularly priced at 'd' dollars with a 20% discount?

• 0.2d

• d - 0.8d

• 0.8d

• d + 0.2d

What is the decimal equivalent of 80%?

• 80

• 0.08

• 8

• 0.8

How is the fraction 0.8 simplified?

• 4/5

• 2/5

• 8/10

• 1/5

What is the reciprocal of the fraction 4d/5?

• 4/5d

• d/4

• 5d/4

• 5/4d

Tags

CCSS.HSA.CED.A.4

What is the final expression for the number of DVDs that can be purchased?

• 5x/4d

• 5d/4x

• 4x/5d

• x/5d

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Which choice corresponds to the expression 5x/4d?

• Choice A

• Choice C

• Choice E

• Choice B

Tags

CCSS.6.RP.A.3B

What is the correct answer choice for the number of DVDs that can be purchased?

• Choice C

• Choice B

• Choice E

• Choice A

Tags

CCSS.6.RP.A.3B