exam Maths Puzzle Numerical Ability

If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together.
I know that Sally can paint a house 2/3 faster than John.

Read Solution (Total 0)

exam Other Question

1. There are 57 major sources of pollen in the US. These pollen sources are catagorized as grasses, weeds, and trees. If the number of weeds is 5 less than twicw the number of g Isolate the indicated variable for this formula. f=2.05(V2-V1)+3.75(V2-V1)for V2.