$1.$ Let$$s define a $$koala$$ as a unit of distance. $1$ koala $=0\mathrm{.}7$m$.$ How many cubic koalas in $1\mathrm{.}03$ m$3?$

a$.$ ~$0\mathrm{.}68$ koalas$3$

b$.$ ~$1\mathrm{.}5$ koalas$3$

c$.$ ~$2\mathrm{.}1$ koalas$3$

d$.$ ~$3\mathrm{.}0$ koalas$3$

$2.$ Select the shortest unit of time.

a$.4$ megaseconds

b$.4$ gigaseconds

c$.4$ hectoseconds

d$.4$ picoseconds

$3.=3+4$ and $*=62.$ What is the dot product of $.*?$

a$..*=10$

b$..*=188$

c$..*=92$

d$..*=26$

$4.$ The magnitudes of $||=3$cm and $5*5=4$cm$.$ The angle between the two vectors is $150$ degrees.

What is the area of the parallelogram subtended by $$ and $*?$

a$.12$ cm$2$

b$.6$ cm$2$

c$.62$ cm$2$

d$.-122$ cm$2$

$5.$ The cartesian coordinates of a point are $(33,-3).$ What are the equivalent polar coordinates?

a$.(3,30)$

b$.(-3,150)$

c$.(6,210)$

d$.(6,330)$