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Maths Puzzle
Numerical Ability
How do I work (3y-5)(2y-7)
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As you are leaving the community, you notice another new community just down the street. Because you are in the area, you decide to inquire about it.
a) The sales representativ
You have 15 coins in your pocket that are either quarters or nickels. They total $2.75. How many of each coin do you have? Write and solve a system of equation to model the situation. I so far have have 0.25q+ 0.05=2.75