RAMP6 - Q2 Review

Front

What is percent error?

Back

Percent error is a measure of how inaccurate a measurement is, expressed as a percentage of the actual value. It is calculated using the formula: Percent Error = |(Measured Value - Actual Value)| / Actual Value * 100.

Front

How do you calculate the final price after a discount and tax?

Back

To calculate the final price after a discount and tax, first apply the discount to the original price to find the discounted price. Then, calculate the sales tax based on the discounted price and add it to the discounted price.

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS can help remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does it mean for two triangles to be similar?

Back

Two triangles are similar if they have the same shape but may differ in size. This means their corresponding angles are equal, and their corresponding sides are in proportion.

Front

How do you calculate percent change?

Back

Percent change is calculated using the formula: Percent Change = (New Value - Old Value) / Old Value * 100. It shows how much a value has increased or decreased relative to its original value.

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, usually expressed as a percentage of the original price.

Front

What is sales tax?

Back

Sales tax is a percentage of the sale price of goods and services that is collected by the seller and paid to the government.

Front

What is the formula for calculating percent error?

Back

Percent Error = |(Measured Value - Actual Value)| / Actual Value * 100.

Front

What is the significance of the order of operations?

Back

The order of operations is significant because it ensures that mathematical expressions are evaluated consistently and correctly, leading to the same result regardless of who performs the calculation.

Front

What is the relationship between similar triangles?

Back

In similar triangles, the ratios of the lengths of corresponding sides are equal, and the angles are congruent.