ASVAB Practice #5 (Arithmetic Reasoning)

Front

What is the formula to calculate percentage increase?

Back

Percentage Increase = ((New Value - Old Value) / Old Value) * 100

Front

How do you determine the number of items needed based on a ratio?

Back

To determine the number of items needed based on a ratio, set up a proportion using the given ratio and solve for the unknown.

Front

What is the total number of minutes in an 8-hour work shift?

Back

480 minutes (8 hours * 60 minutes/hour).

Front

How do you calculate the number of times an event occurs within a time frame?

Back

Divide the total time by the time interval of the event.

Front

What is the ratio of red balls to blue balls if there are 80 blue balls and the ratio is 3:4?

Back

If the ratio is 3:4, then for every 3 red balls, there are 4 blue balls. With 80 blue balls, there are 60 red balls.

Front

How do you calculate the percentage of correct answers in a quiz?

Back

Percentage of Correct Answers = (Number of Correct Answers / Total Questions) * 100.

Front

What is the significance of understanding ratios in problem-solving?

Back

Understanding ratios helps in comparing quantities and solving problems involving proportions.

Front

How can you convert hours into minutes for calculations?

Back

Multiply the number of hours by 60 to convert to minutes.

Front

What is the importance of understanding percentage in real-life applications?

Back

Percentages are used to compare quantities, calculate discounts, and understand increases or decreases in values.

Front

How do you set up a proportion to solve for an unknown quantity?

Back

Set up a fraction that represents the known ratio and equate it to a fraction that represents the unknown ratio.