exam Maths Puzzle Numerical Ability

A lake is 120 fathoms deep. Use the fact that there are 6 feet in a fathom to tell the depth of the lake in feet.

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exam Other Question

Find the GCF of each product.

I don't think this is in the right section.
pg. 354 No. 60.
(6y^2-3y)(y+7)

I got this far 3y(2y-y). I'm not sure about the second part.
Write the following as a common fraction or mixed number.

4.0171
Can someone please help me with this?