exam Maths Puzzle Numerical Ability

1. Express the vector in terms of i and j. If no values round to nearest tenth.

A plane with an airspeed of 450 miles per hour is flying in the direction
N35 (degrees) W.

2

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exam Other Question

The area of the rectangle shown is 2(3x-2)over x-1. Find the width?

The length given is 2x + 6 over 12x -15.

I know area = l x w but how do you find the width when the area is given? How could nonparametric data be transformed into parametric data that could be used in an ANOVA? How do the fe and fo in a nonparametric test correspond to the SSE and the SSA in an ANOVA?