NSCAS Review 2

 $3x+5=16$  What is the coefficient in this equation?

• 3

• x

• 5

• 16

What is a variable?

• A number that is higher than 21

• It depends on the problem

• A letter that represents an unknown

• The control group of the experiment

What is the inverse of adding?

• Dividing

• Adding

• Subtracting

• Multiplying

What is the inverse of dividing?

• Dividing

• Adding

• Subtracting

• Multiplying

What is 0.5 as a fraction?

• $\frac{1}{2}$

• $\frac{0}{5}$

• $\frac{5}{1}$

• $\frac{1}{5}$

What is 3.75 as a fraction?

•  $3\ \frac{1}{2}$ 

•  $3\ \frac{1}{4}$ 

•  $3\ \frac{3}{4}$ 

•  $\frac{3}{75}$ 

 $53.068$  What place value is the 5 in?

• tens

• hundredths

• ones

• tenths

• thousandths

 $53.068$  What place value is the 8 in?

• tens

• hundredths

• ones

• tenths

• thousandths

 $53.068$  What place value is the 6 in?

• tens

• hundredths

• ones

• tenths

• thousandths

 $53.068$  What place value is the 0 in?

• tens

• hundredths

• ones

• tenths

• thousandths