Mathematics
If 6 is 24% of a number, what is 40% of the same number
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18 is 75% of:
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In a certain code, CAT = 3120 and DOG = 4157. What will BAT equal?
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Ratio of square area to square on its diagonal
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Wheel rotations (diameter 3 ft, distance 30 ft):
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-7m - [3n - {8m - (4n - 10m)}] = ?
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The value of 3.5 × 1.4 / 0.7 is:
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Who formulated basic laws of Geometry?
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If the 5th term of an arithmetic sequence is 18 and the 15th term is 58, what is the sum of the first 25 terms?
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