Match the following prefixes with their multiples:

Prefixes	Multiples
$i$. micro	$10^{6}$
$ii$. deca	$10^{9}$
$iii$. mega	$10^{-6}$
$iv$. giga	$10^{-15}$
$v$. femto	$10$

Evaluate the following exponential numbers:
$(i)$ Add $8.56 \times 10^{6}$ and $10.64 \times 10^{5}$.
$(ii)$ Subtract $5.80 \times 10^{-4}$ from $3.33 \times 10^{-3}$.

Match the multipliers given in List-$I$ with their appropriate prefixes given in List-$II$.

List-$I$	List-$II$
$(1)$ $10^{-15}$	$(A)$ Peta
$(2)$ $10^{2}$	$(B)$ Centi
$(3)$ $10^{-2}$	$(C)$ Tera
$(4)$ $10^{12}$	$(D)$ Femto
$(5)$ $10^{15}$	$(E)$ Hecto

How many significant figures are present in the following?
$(i)$ $0.0025$
$(ii)$ $208$
$(iii)$ $5005$
$(iv)$ $126.000$
$(v)$ $500.0$
$(vi)$ $2.0034$

Select the $INCORRECT$ statement/s from the following:
$(a)$ $22$ books have infinite significant figures
$(b)$ In the answer of calculation $2.5 \times 1.25$,the result has four significant figures.
$(c)$ Zeros preceding the first non-zero digit are significant.
$(d)$ In the answer of calculation $12.11 + 18.0 + 1.012$,the result has three significant figures.

If the speed of light is $3.0 \times 10^{8} \,m s^{-1}$,calculate the distance covered by light in $2.00 \,ns$.