If José reads at a constant rate of 2 pages every 6 minutes, how many seconds will it take him to read N pages?
Pick:  A) 180  B) 2N  C) 5/2*N  D) 24N  E) 150
Jose would read 1 page in 6/2 min   Jose would read N page in (6/2)*N min i.e. (6/2)*N*60 Seconds = 180N Seconds.   Option 180 is the correct 180nswer.
<result>A</result>
If José reads at a constant rate of 2 pages every 6 minutes, how many seconds will it take him to read N pages?