ACT Practice #3

Front

What is the average of a set of numbers?

Back

The average (or mean) is calculated by adding all the numbers together and dividing by the count of numbers.

Front

How do you calculate the average amount earned per day?

Back

Add the total earnings for the week and divide by the number of days worked.

Front

Evaluate the expression: 3 - 5

Back

-2

Front

What is the formula for evaluating x^2 + y^2 + x - y?

Back

Substitute the values of x and y into the expression and perform the operations.

Front

What is the average annual income of employees in a factory?

Back

Calculate the total income of all employees and divide by the total number of employees.

Front

How do you find the percentage of a group?

Back

Divide the part by the whole and multiply by 100.

Front

What does it mean if 40% of employees are workers?

Back

It means that out of every 100 employees, 40 are workers and the remaining 60 are executives.

Front

What is the significance of the term 'annual income'?

Back

Annual income refers to the total earnings of an individual or entity over a year.

Front

How do you evaluate an expression with variables?

Back

Substitute the given values for the variables and perform the arithmetic operations.

Front

What is the difference between workers and executives in terms of income?

Back

Workers earn Rs. 390 annually, while executives earn Rs. 420 annually.