MY TEACHING TOOLS
GMAT Math practice - (5/36 questions - random)
GMAT practice questions. Once you complete the quiz you will see your score and explanation of the correct answer.
In the first 1000 natural numbers, how many integers exist such that they leave a remainder 4 when divided by 7, and a remainder 9 when divided by 11?
If the mean of numbers 28, x, 42, 78 and 104 is 62, then what is the mean of 128, 255, 511, 1023 and x?
For what range of values of 'x' will the inequality 15x -
A) x > 0.4
B) x < 1/3
C) -1/3 < x < 0.4, x > 15/2
D) -1/3 < x < 0, x > 2/5
E) x < -1/3 and x > 2/5
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?
A) 12 years
B) 6 years
C) 3 years
D) 9 years
E) 27 years
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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