How many digits are in (8×10^10)(10×10^5)?  Choose the most appropriate option
A) 17	B) 25	C) 26	D) 27	E) 28
The question simplfies to (8×10^10)(10^6)   =&gt; 8*10^16   =&gt; Will contain 16 zeros +1 digit 8   =&gt;17   17ns 17
<result>A</result>
How many digits are in (8×10^10)(10×10^5)?