6th Lesson 42

Multiple Choice

A spool of thread contains 274 meters of thread. A manufacturer uses 3.25 meters of thread for each jacket produced. How many jackets can be made using one spool of thread?

• 84

• 85

• 843

• 8

Match

Match the expression to the solution.

• $$-2-6$$

• $$7-9$$

• $$9-6$$

• $$-9+3$$

• $$-8$$

• $$-2$$

• $$3$$

• $$-6$$

Multiple Choice

Which of the following expressions is equivalent to multiplying -8 by -2?

• -8 x -2

• -8 - 2

• -8 + 2

• -8 / -2

Hotspot

Click on all prime numbers between 1 and 10

Match

Match the improper fraction with the mixed number

• $$\frac{9}{2}$$

• $$\frac{7}{3}$$

• $$\frac{9}{3}$$

• $$\frac{8}{5}$$

• $$4\ \frac{1}{2}$$

• $$2\ \frac{1}{3}$$

• $$3$$

• $$1\ \frac{3}{5}$$

Math Response

What is the prime factorization of 46?

Type answer here

Correct Answer: 2\times23

Deg^°

Rad

Multiple Choice

Which variable is the dependent variable in the table showing the cost of purchasing lunches for $3 each?

• Lunches (l)

• Dollars (d)

• Both variables

• Neither variable

Multiple Choice

What is the first step to evaluate the expression 4(3) + 9.

• Add 3 and 9

• Add 4 and 9

• Multiply 4 and 3

• Multiply 9 and 4

Multiple Select

Select the two steps needed to evaluate the expression 23 + 5(4) using PEMDAS.

• Multiply 5 by 4 first

• Add 23 and 5 first

• Multiply 23 by 4 first

• Add the result of 5(4) to 23

Poll

So far, how do you feel about this order of operations (PEMDAS) concept?

• I completely understand it.

• I understand it.

• I need a little more practice.

• I am totally lost, bro.

Multiple Choice

Evaluate: 4(7) + 16 using the order of operations (PEMDAS).

• 44

• 37

• 28

• 46

Finding the independent and dependent variables in equations.

For example y=3x.

Think y "DEPENDS" on x.

Y is the DEPENDENT variable
X is the INDEPENDENT variable

Finding the independent and dependent variables in equations.

For example c=8f.

Think c "DEPENDS" on f.

c is the DEPENDENT variable
f is the INDEPENDENT variable

Drag and Drop

An ​ ​

Placeholder

variable causes the ​

Placeholder

variable to change..

Drag these tiles and drop them in the correct blank above

independent

dependent

Dropdown

In the equation $$y=-2x$$ , y

Select answer

on x. That means y is the ​

Select answer

variable and x is the ​

Select answer

variable.

Multiple Choice

Which of the following choices is the independent variable in the equation c = 23m? Think c depends on m.

• s

• c

• m

• w

Multiple Choice

Which of the following choices is the dependent variable in the equation n = 9b?

• n

• b

• 9

• none

Multiple Choice

Based on the table showing the cost of purchasing lunches for $3 each, which variable is the dependent variable and which is the independent variable?

• Dependent: l, Independent: d

• Dependent: d, Independent: l

• Dependent: l, Independent: l

• Dependent: d, Independent: d