Answer:
the first one might be true
Step-by-step explanation:
in 1/2 hour 1/3 of the page is done
in 1 hour 2/3 of the page is done
in 1 and 1/2 hour 3/3 pages are done
look at the picture i sent
Answer: increased by 30%
40*0.3=12 and 40+12= $52