Question

periodical express is a newspaper printing company. they printed 450 copies of the informer in just 15 seconds! they next need to print 300 copies of the sport report. if they print at the same rate, how many seconds will it take to print the sport report? seconds

Explanation:

Step1: Calculate printing rate

The rate of printing is the number of copies divided by the time. The rate $r$ for printing The Informer is $r=\frac{450}{15}=30$ copies per second.

Step2: Calculate time for Sport Report

To find the time $t$ to print 300 copies of the Sport Report, we use the formula $t = \frac{n}{r}$, where $n = 300$ and $r=30$. So $t=\frac{300}{30}=10$ seconds.

Answer:

10