The two lines y+7x=14 and y+5=-7x are:
a)parallel
b)perpendicular
c)neither

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Find the dimensions of the circle. area = 64π in.² r= in.

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.