exam Maths Puzzle Numerical Ability

mary has four more quarters than dimes. the number of nickels she has is three less than twice the number of dimes. all together, she has $3.10. Find the number of each type of coi

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exam Other Question

If doris lives to be 100, her age will be 8 less than 4 times her wedding-day age. How old was she when she was married? Which of the ordered pairs is a solution for the equation 2x - 3y = 6?
A) (0, 2)
B) (-3, 0)
C) (-3, -2)
D) (0, -2)