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You are here: Home » GMAT Test Prep Questions » Algebra : Linear Equation

1. Question 1: A poultry farm has only chickens and pigs. When the manager of the poultry counted the heads of the stock in the farm, the number totaled up to 200. However, when the number of legs was counted, the number totaled up to 540. How many chickens were there in the farm?
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2. Question 2: Three years back, a father was 24 years older than his son. At present the father is 5 times as old as the son. How old will the son be three years from now?
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3. Question 3: For what values of 'k' will the pair of equations 3x + 4y = 12 and kx + 12y = 30 not have a unique solution?
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4. Question 4: The basic one-way air fare for a child aged between 3 and 10 years costs half the regular fare for an adult plus a reservation charge that is the same on the child's ticket as on the adult's ticket. One reserved ticket for an adult costs $216 and the cost of a reserved ticket for an adult and a child (aged between 3 and 10) costs $327. What is the basic fare for the journey for an adult?
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5. Question 5: Data Sufficiency : Is y = 3?
   (1)    (y - 3)(x - 4) = 0
   (2)    (x - 4) = 0
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6. Question 6: A children's gift store sells gift certificates in denominations of $3 and $5. The store sold 'm' $3 certificates and 'n' $5 certificates worth $93 on a Saturday afternoon. If 'm' and 'n' are natural numbers, how many different values can 'm' take?
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