exam
Maths Puzzle
Numerical Ability
A Spherical Tank with a radius .25m is filled with water (p=1000kg/m^3). Calculate the mass and weight of the water in SI units.
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exam Other Question
time it takes to travel 180 miles upstream. the speed oof the current in the stream is 5.5 milies per hour. find the speed of the boat in still water.
How do you multiply this set of matrices?
[5 4 8] /</sub> {-8 6}
[3 -4 -2] /</sup> { 0 -2}
The first matrix is a 2x3 and the second one is a 2x2.</PRE>