imc

Question

The ratio 10^2000+10^200210^2001+10^2001 is closest to which of the following numbers?

Accepted Answer

We factor 10^2000+10^200210^2001+10^2001 as 10^2000(1+100)10^2001(1+1)=10120. As 10120=5.05, our answer is 5.