exam
Maths Puzzle
Numerical Ability
-3x = 27
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exam Other Question
I am a composite number between 20 and 30.The sum of my prime factors is the greastes of all the composites between 20 and 30.What number am i??
Which of the following intervals represents the solution set of the inequality -3 is less than or equal to 2x+1<7
1.) (-3,7)
2.) (-2,3)
3.) [-3,7)
4.) [-2,3)