To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1hr}{60 min}=\frac{5hr}{x}\)

First we cross multiply. 

\(\displaystyle 1hr(x)=5hr(60min)\) 

Then we divide each side by \(\displaystyle 1hr\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1hr(x)}{1hr}=\frac{5hr(60m)}{1hr}\)

\(\displaystyle x=300 min\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1hr}{60 min}=\frac{4hr}{x}\)

First we cross multiply. 

\(\displaystyle 1hr(x)=4hr(60min)\) 

Then we divide each side by \(\displaystyle 1hr\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1hr(x)}{1hr}=\frac{4hr(60m)}{1hr}\)

\(\displaystyle x=240 min\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1hr}{60 min}=\frac{3hr}{x}\)

First we cross multiply. 

\(\displaystyle 1hr(x)=3hr(60min)\) 

Then we divide each side by \(\displaystyle 1hr\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1hr(x)}{1hr}=\frac{3hr(60m)}{1hr}\)

\(\displaystyle x=180 min\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1min}{60 sec}=\frac{5min}{x}\)

First we cross multiply. 

\(\displaystyle 1min(x)=5min(60sec)\) 

Then we divide each side by \(\displaystyle 1min\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1min(x)}{1min}=\frac{5min(60sec)}{1min}\)

\(\displaystyle x=300 sec\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1min}{60 sec}=\frac{4min}{x}\)

First we cross multiply. 

\(\displaystyle 1min(x)=4min(60sec)\) 

Then we divide each side by \(\displaystyle 1min\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1min(x)}{1min}=\frac{4min(60sec)}{1min}\)

\(\displaystyle x=240 sec\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1min}{60 sec}=\frac{3min}{x}\)

First we cross multiply. 

\(\displaystyle 1min(x)=3min(60sec)\) 

Then we divide each side by \(\displaystyle 1min\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1min(x)}{1min}=\frac{3min(60sec)}{1min}\)

\(\displaystyle x=180 sec\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1min}{60 sec}=\frac{2min}{x}\)

First we cross multiply. 

\(\displaystyle 1min(x)=2min(60sec)\) 

Then we divide each side by \(\displaystyle 1min\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1min(x)}{1min}=\frac{2min(60sec)}{1min}\)

\(\displaystyle x=120 sec\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1kg}{1,000 g}=\frac{7kg}{x}\)

First we cross multiply. 

\(\displaystyle 1kg(x)=7kg(1,000g)\) 

Then we divide each side by \(\displaystyle 1kg\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1kg(x)}{1kg}=\frac{7kg(1,000g)}{1kg}\)

\(\displaystyle x=7,000g\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1kg}{1,000 g}=\frac{6kg}{x}\)

First we cross multiply. 

\(\displaystyle 1kg(x)=6kg(1,000g)\) 

Then we divide each side by \(\displaystyle 1kg\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1kg(x)}{1kg}=\frac{6kg(1,000g)}{1kg}\)

\(\displaystyle x=6,000g\)

To solve this problem we can set up a proportion and cross multiply to solve for our unknown. 

\(\displaystyle \frac{1kg}{1,000 g}=\frac{5kg}{x}\)

First we cross multiply. 

\(\displaystyle 1kg(x)=5kg(1,000g)\) 

Then we divide each side by \(\displaystyle 1kg\) to isolate the \(\displaystyle x\).

\(\displaystyle \frac{1kg(x)}{1kg}=\frac{5kg(1,000g)}{1kg}\)

\(\displaystyle x=5,000g\)