Solution-If sally can paint a house in 4 hours and john

If sally can paint a house in 4 hours, and john can paint the same house in 6 hours, how long will it take both of them to paint the house together?

A day that is dazzling is 5 times brighter than a day that : suppose you have developed a scale that indicates the brightness of the sun. each category in the table is 5 times

A ship travels due south for 3km then on a true bearing of : a ship travels due south for 3km then on a true bearing of 130 degrees for 5km find how far east the ship is from its

Engineers have developed a bathyscaph that can reach ocean : question engineers have developed a bathyscaph that can reach ocean depths of 5.3 mi.nbsp if the density of seawater is

An automobile engine slows down from 4500 rpm to 1200 rpm : an automobile engine slows down from 4500 rpm to 1200 rpm in 2.5 s. calculatea its angular acceleration assumed

If sally can paint a house in 4 hours and john can paint : if sally can paint a house in 4 hours and john can paint the same house in 6 hours how long will it take both of them

A wheel 33cm in diameter accelerates uniformly from 240 rpm : question a wheel 33cm in diameter accelerates uniformly from 240 rpm to 360 rpm in 6.5s. how far will a point on the

1 man takes 60 hours to clean city streets they hire an : 1 1 man takes 60 hours to clean city streets they hire an addition man to help and it takes them 15 hours to clean the

Parnell industries buys securities to be available for sale : parnell industries buys securities to be available for sale when circumstances warrant not to profit from short-term

A square wire 20 cm on each side is oriented so that 500 mt : question a square wire 2.0 cm on each side is oriented so that 5.00 mt magnetic field makes a 30 degree angle with the