# Davey reads 45 pages in an hour. Sally reads 55 pages per hour. If Davey begins to read at 2 PM and Sally starts to read at 2:40 PM, at what time will they be reading the exact same page?

Davey reads 45 pages in an hour. Sally reads 55 pages per hour. If Davey begins to read at 2 PM and Sally starts to read at 2:40 PM, at what time will they be reading the exact same page?
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Harper Brewer
This means that at 2.40pm, Davey would have read 30 pages

$\left(\frac{40}{60}\cdot 45\right)$

while Sally, 0 pages. Sally read 10 pages more than Davey per hour, this means that she will catch up with Davey at the 3rd hour after 2.40pm.

Therefore, 3 hours after 2.40pm will be 5.40pm.