Answer:
28
Step-by-step explanation:
First you plug in your x, and y to get (2)(7)*2
Then you just have to times them all together and you get 2*7=14 then 14*2=28
Step-by-step explanation:

Use Photomath it would tell you the answer if you take a pic of your question
Answer: your
Pages per hour: 42
Hours per page: 1/42 of a hour
Step-by-step explanation:
14 x 3 = 42
1 hour divided by 42 pages = 1/42 of an hour per page
It contains one significant digit and the rule for this one is that leading zeros in fractions less than one are not significant.