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Maths Puzzle
Numerical Ability
Jenny has 175 coins in a jar. They consist of nickels and dimes only. The total value of the 175 coins is $11.90. How many nickels and dimes are there in Jenny's jar?
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book Other Question
Graph each equation. Label the vertex, focus and directrix
x^2-6x+10y=1
Could someone help me solve this problem?
Is 5/16 greater or less than 0.313
Thanks