exam Maths Puzzle Numerical Ability

Mary changed a one-dollar bill for 14 coins made up of nickels and dimes. How many coins of each kind did she receive?

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exam Other Question

Find the y intercept of 7x +8y - 56 You are considering the purchase of a $1,000 par value bond. The bond is currently selling for $500 and (very un-typically) pays $20 quarterly. It matures in 20 years.

a. What