book
Maths Puzzle
Numerical Ability
2 Questions: 1,638 and 12,680 is divisible by what
Is this correct: 1,638= 2, 9
12,680=2
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book Other Question
3x+2(x+5)=15
what is the answer for: d=10+5t-1/2(10)t(squared) t=(2,6)
you have to make a t-chart to solve.
thank you