Unit 4 Flashcard Quiz

Front

What is the formula to calculate speed?

Back

Speed = Distance / Time

Front

If a cyclist rode 3.75 miles in 0.3 hours, how fast was she going?

Back

12.5 miles per hour

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers.

Front

Identify an equivalent ratio for 2:6.

Back

1:3, 4:12, 20:60 are equivalent ratios.

Front

Which ratio is NOT equivalent to 2:6?

Back

3:7 is NOT equivalent.

Front

What is the equation for a linear relationship represented by a table?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

If a cyclist travels at 10 miles per hour, how far will she go in 4.5 hours?

Back

45 miles

Front

What is the relationship between distance, speed, and time?

Back

Distance = Speed x Time

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the slope of a line in a graph?

Back

The slope is the ratio of the rise (change in y) over the run (change in x).