exam Maths Puzzle Numerical Ability

Suppose you have six families consisting of a mother, a father, and a child.

How many ways can the families sit in a row of 18 chairs such that members of each family are sitting together?

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exam Other Question

joe can paint all the rooms of a house in 20 hours it takes ross 60 hours to do the same thing. How long would it iake them if they worked together? a fruit company makes snak containing dried apples and raisins. Dried apples cost 38 cents per ounce, and raisins cost 28 cents per ounce. To make a 10 ounce snack that will cost 34 cents and ounce, how much of each dried fruit will be used?