Unit 4-5 PRACTICE

Write a ratio for: 11 pencils to 14 pens

Simplify as fully as possible 28:42

• 14 : 21

• 3 : 2

• 1 : 1.5

• 2 : 3

Determine the ratio of the following
'30 minutes to 2 hours'

• 30 : 2
• 1 : 4
• 1 : 6
• None of the above

A recipe uses 2:3 cups of flour to sugar. If you use 8 cups of flour, how many cups of sugar do you need?

If Justin can type 408 words in 4 minutes, how many words can he type in one minute?

• 102 words per minute

• 100 words per minute

• 400 words per minute

• 412 words per minute

 $2x+4x$  

•  $14x+9$  

•  $-9x+6$  

•  $-13x+6$  

•  $6x$  

 $3\left(k-6\right)$  

•  $3k-18$  

•  $-36+18k$  

•  $-28+18k$  

•  $-k-1$  

Evaluate:
 $3-\left(z+x\right)$  ; use x=2, z=-3

• 4

• 1

• 8

• -2

If j = 4, what is 8j?

• 84

• 12

• 2

• 32

solve the equation

18 + f = 30

f = ?

• 12

• 10

• 48

• 22