SAT Math Prep

Front

What is the recommended daily calcium intake for a 20-year old?

Back

1,000 milligrams (mg)

Front

If one cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg, which inequality represents the total calcium intake from m cups of milk and j cups of juice?

Back

Front

What is the probability formula for selecting a red dress if Lisa has 2 red dresses, 3 green dresses, and x blue dresses?

Back

Probability of red dress = \frac{2}{2 + 3 + x} = 0.25

Front

How many blue dresses does Lisa have if the probability of choosing a red dress is 25%?

Back

3 blue dresses

Front

What does the slope of the line of best fit represent in a scatterplot?

Back

The predicted change in the dependent variable for a one-unit increase in the independent variable.

Front

In the context of the first metacarpal bone and height, what does a slope of 2 indicate?

Back

For every 1 cm increase in the first metacarpal bone, the height is predicted to increase by 2 cm.

Front

What is the total charge for staying x nights at a hotel that charges $99.95 per night plus 8% tax and a $5 fee?

Back

Front

How do you calculate the total cost including tax for a hotel stay?

Back

Total cost = Room rate + (Room rate * Tax rate) + Additional fees.

Front

What is the formula for calculating the probability of an event?

Back

Probability = \frac{\text{Number of favorable outcomes}}{\text{Total number of outcomes}}

Front

What is a line of best fit in statistics?

Back

A line that best represents the data on a scatterplot, showing the trend of the data.