An electrician can intall 5 light fixtures in 3 hours. Working at that rate, how long will it take the electrician to intall 8 light fixtures?

A train covers a distance of 595 km in 7 hours. At the same rate,how long will it take to cover 807.5 km?

C = 75h + 125 The equation above gives the amount C, in dollars, an electrician charges for a job that takes h hours. Ms. Sanchez and Mr. Roland each hired this electrician. The electrician worked 2 hours longer on Ms. Sanchez’s job than on Mr. Roland’s job. How much more did the electrician charge Ms. Sanchez than Mr. Roland?

Rastogi and Gupta can fix an AC in 3 hours working together at their respective constant rates. If Rastogi doubles his speed, then both can fix the AC in 2 hours working together at their respective rates. How long does it take Rastogi to fix the AC alone?

A cistern can be filled by one tap in 4 hours and by another in 3 hours. How long will it take to fill it if both taps are opened together ?

A cistern can be filled by one tap in 4 hours and by another in 3hours.How long will it take to fill it if both taps are opened together?

A can finish a piece of work in 12 hours while B can finish it in 15 hours. How long will both take to finish it, working together?

Two tap can fill a cistern in 8 hours and 10 hours respectively.A third tap can empty it in 6 hours.How long will they take to fill the cistern if all the taps are opened.

Arul, Ravi, and Ram working together can clean a store in 6 hours. Working alone, Ravi takes twice as long to clean the store as Arul does. Ram needs three times as long as Arul does. How long would it take each if they are working alone?

Using a riding lawnmower, Je can cut his lawn in 45 minutes. Using a push power, Joe's son can cut the lawn in 3 hours. If they work together, how long will it take them to cut the lawn?