What is the value of (5 × 10^6) + (9 × 10^4) + (2 × 10^2)?

Question

What is the value of  (5 × 10^6) + (9 × 10^4) + (2 × 10^2) ?

(A) 500000

(B) 509200

(C) 590200

(D) 5090200

(E) 5900200

CrackverbalGMAT · Answer

Taking  10^2  out, we get  10^2

10^2

50902 * 100 = 5090200

Option D

Arun Kumar

PrashantK0099 · Answer

Straightforward since number is not complicated 
(5 × 10^6) = 5000000
(9 × 10^4) = 0090000
(2 × 10^2)= 0000200
    = 5090200 hence Option D

rocky620 · Answer

We need exactly 6 digits after 5, so A,B, & C are out.

We need exactly 4 digits after 9 so E is out.

Answer is D

gmatcafe · Answer

(5*10^6)+(9*10^4)+(2*10^2)=10^2*(5*10^4+9*10^2+2)=10^2*(50,000+900+2)=100*50,902=5,090,200 D)

Basshead · Answer

(5 × 10^6) + (9 × 10^4) + (2 × 10^2)

= 5,000,000 + 90,000 + 200 = 5,090,200.

Answer is D.

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