exam Maths Puzzle Numerical Ability

..What is the total length of 32 pieces of copper wire, if each piece is 2 3/16 inches long?

... A women worked 7 1/2 hours per day for 14 days how many hours did she work?

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exam Other Question

10y62+9Y+2 FACTORING POLYNOMIALS HAVING TROUBLE WITH HOMEWORK THANKS You have 50 microwaves. Out of the 50 you have 4 defective ones. What is the probability that 2 out of the first 5 microwaves sold are defective? and how do I set up the equation?