Percent Proportion Flashcard

Front

What is the formula for simple interest?

Back

I = P * r * t, where I is the interest, P is the principal amount, r is the rate of interest, and t is the time.

Front

What is the sale price of an item that costs $29.99 with a 28% discount?

Back

The sale price is $21.59.

Front

How do you find the percent of seats sold in a theater with 250 seats and 225 sold?

Back

Front

What is the percent decrease from a regular price of $65.50 to a sale price of $52.40?

Back

The percent decrease is 20%.

Front

How do you express '34% of what number is 51' as a proportion?

Back

Front

What is the formula to calculate percent?

Back

Percent = (Part/Whole) * 100.

Front

How do you calculate the sale price after applying a discount?

Back

Sale Price = Original Price - (Original Price * Discount Rate).

Front

What does a percent represent in terms of a fraction?

Back

Front

How do you convert a fraction to a percent?

Back

Front

What is the relationship between percent, fraction, and decimal?

Back

To convert a percent to a decimal, divide by 100. To convert a decimal to a percent, multiply by 100.