7th Grade EOY Math Review

Front

What is the equation for a linear relationship where y increases 5 times for every increase of 1 in x?

Back

y = 5x

Front

What is the scale factor if the original size is multiplied by 4?

Back

4

Front

If there are 19 marbles in total and 5 are green, what is the probability of picking a green marble?

Back

P(green) = 5/19

Front

How do you calculate the sale price after a 40% discount on an item that costs $174?

Back

Sale Price = $174 - ($174 * 0.40) = $104.40

Front

What is the probability of drawing a card divisible by 3 from a set of cards numbered 1 to 40?

Back

13 chances in 40

Front

Define scale factor in geometry.

Back

The scale factor is a number that scales, or multiplies, some quantity.

Front

What is the formula for calculating the discount amount?

Back

Discount Amount = Original Price x Discount Rate

Front

How do you find the total number of outcomes in a probability experiment?

Back

Total Outcomes = Number of favorable outcomes + Number of unfavorable outcomes

Front

What is the relationship between the slope of a line and its equation in the form y = mx + b?

Back

The slope (m) represents the rate of change of y with respect to x.

Front

What does it mean for a number to be divisible by another number?

Back

A number is divisible by another if the division results in a whole number with no remainder.