exam Maths Puzzle Numerical Ability

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

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exam Other Question

Suppose you roll a number cube twice. What is the pobability of getting a 2 on the first roll and a 5 on the second roll?

Thanks yall agian. 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.