exam Maths Puzzle Numerical Ability

|-4x - 3| = |-7x + 1|</PRE>

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exam Other Question

Which of the following assumptions is necessary to apply a nonparametric test of hypothesis using chi-square?
A) Normal population is required
B) Interval scale of measuremen Find the height and base of the parallelogram that has an area of 100 square units.
Height=x
base=x+15