Unit 4 Practice

Front

In the inequality 2y + 12 < 290, what does y represent?

Back

y represents the number of hand tools that can be rented at a hardware store each day.

Front

What is the solution to the inequality 2y + 12 < 290?

Back

fewer than 139

Front

How can you express the total number of cookies baked by Gustav in terms of batches of chocolate chip cookies?

Back

252 - 8(12) ≤ 15n

Front

What is the total number of cookies Gustav baked if he made 8 batches of peanut butter cookies with 12 cookies each?

Back

96 cookies (8 batches * 12 cookies/batch).

Front

If Jackie scored 90 points in the first round and 135 points in the second round, how many points did she score in the second round?

Back

45 points (135 - 90).

Front

How many correct answers did Jackie need to score 45 points in the second round if she earns 15 points per correct answer?

Back

3 correct answers (45 ÷ 15).

Front

What is the equation that represents the statement: 'Twice a number decreased by 8 is 2 less than half the number'?

Back

2x - 8 = (1/2)x - 2.

Front

What is the solution to the equation 2x - 8 = (1/2)x - 2?

Back

x = 4.

Front

If Maggie had 28 biscuits and put an equal number on 3 plates with 1 left over, what equation can be used to find the number of biscuits on each plate?

Back

3b + 1 = 28.

Front

How many biscuits did Maggie put on each plate if she had 28 biscuits?

Back

9 biscuits (3b + 1 = 28, b = 9).