If xz which must be true?
Correct answer B. y-x < z
Tip: press A, B, C or D to answer, and N for the next question.
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See allLet = 5x+2 for all +ve integers. If =12 then x =?
Correct answer A. 2
For any number w let #w# be defined by the equation #w# = - what is the value of #-1#?
Correct answer C. 2
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David has two electronic beepers one of them beeps every 5 seconds the other beeps every 11 seconds. If they are turned on at exactly the same time how many times during the next hour will both beepers beep at the same time?
Correct answer D. 65
Find an integer that has a remainder of 2 when it is divided by 3 4 5 6 and 7?
Correct answer B. 423
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