If 2a = 4b = 8c = 10, then 64abc =

Question

If  2a = 4b = 8c = 10 , then  64abc =

(A) 64,000
(B) 16,000
(C) 8,000
(D) 4,000
(E) 1,000

D3N0 · Answer

Ans: E

2a=10 ; a=5, 4b= 10 ; b= 5/2, and 8c= 10 ; c=5/4
so 64abc= 1000

alphastallion · Answer

2a=10 ; a=5 similarly b=5/2 ; c=5/4
=64abc
=64X5X5/2X5/4
=1000 (ans E)

nkmungila · Answer

2a * 4b * 8C = 64abc

so 10*10*10 = 1000 Answer E

JeffTargetTestPrep · Answer

We see that 64abc = (2a)(4b)(8c) = (10)(10)(10) = 1,000

Answer: E

PKN · Answer

We can write 64abc=2a*4b*8c

Now substituting the value of 2a, 4b and 8c from the given data, we have

64abc=10*10*10=1000

Ans. E

KSBGC · Answer

It's given that 2a=4b=8c=10. It means that all these terms have equal value which is 10.

we are asked to find out the value of 64abc = 32*2*abc=8*4*2*abc= 2a*4b*8c=10*10*10= 1000

Thus the best answer is E.

rakeshmishra5690 · Answer

64abc = 2a*4b*8c 
10*10*10 = 1000

Ans E

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