Q.

What is the value of   4×378×25 ?


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a

3780

b

37800

c

9450

d

30078 

answer is B.

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Detailed Solution

Given expression is 4×378×25 .
Using the associativity under multiplication property, we get
a×b×c=(a×c)×b
On comparing the given expression with the above expression, we get
a=4,b=378,c=25
So, we get,
4×378×25 =(4×25)×378 =100×378 =37800
Thus, the value of the expression 4×378×25 is 37800.
Therefore, the correct option is 2.
 
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