Unit 1 Review

Front

Back

The height of the plant a month ago was 13 1/3 cm.

Front

How do you create an equation to determine the temperature at 9:00 a.m. if the answer is -17?

Back

The equation can be set up based on the temperature changes leading to -17.

Front

What expression represents the overall change in temperature if the beginning temperature was -13°F at 5:00 a.m.?

Back

The expression is -13+(−3−2−6+7).

Front

What is Michel's current balance if he withdrew $160 three times from an initial balance of $345?

Back

Michel's current balance is -135.

Front

If there are 3 boys for every 4 girls in a group of 21 students, how many female students are there?

Back

There are 12 female students.

Front

Define a ratio and provide an example.

Back

A ratio is a comparison of two quantities. Example: The ratio of boys to girls is 3:4.

Front

What is the formula for calculating the total change in temperature?

Back

Total change = Initial temperature + Sum of temperature changes.

Front

Explain how to solve for a variable in an equation.

Back

Isolate the variable on one side of the equation using inverse operations.

Front

What does it mean to withdraw money from a bank account?

Back

Withdrawing money means taking out funds from your account, reducing the balance.

Front

Define the term 'balance' in the context of a bank account.

Back

Balance is the amount of money available in a bank account.