Aptitude - Decimal Fraction - Discussion

Discussion Forum : Decimal Fraction - General Questions (Q.No. 9)
9.
(0.1667)(0.8333)(0.3333) is approximately equal to:
(0.2222)(0.6667)(0.1250)
2
2.40
2.43
2.50
Answer: Option
Explanation:
Given expression
= (0.3333) x (0.1667)(0.8333)
(0.2222) (0.6667)(0.1250)
= 3333 x
1 x 5
6 6
2222
2 x 125
3 1000
= 3 x 1 x 5 x 3 x 8
2 6 6 2
= 5
2
= 2.50
Discussion:
43 comments Page 4 of 5.

Rakesh Kumar said:   1 decade ago
How we convert upper to 1/5 and 5/6 ?

Please give me the solution asap.

BRK said:   1 decade ago
@Rakesh:
0.1667 is equivalent to (16-1)/90(by RECURRING DECIMAL) we get 1/6. 5/6 is equal to (83-8)/90.

Utkarsh said:   1 decade ago
If we take the approx. Value then our answer is effected or not? please tell me.

Aruna said:   1 decade ago
I see approximate value.

Ashique said:   1 decade ago
@oyely: if you have 10x = 1.667 then how can you write 9x = 1.5003?

Ratika said:   1 decade ago
@Ashique.

If we subtract 10x = 1.667 from x = 0.1667 then we get 9x = 1. 5003

Srishti said:   1 decade ago
I am clear with 10x and 9x value but how can we get x = 1/6?

Harish said:   1 decade ago
How did you find 1/6 and 5/6 any shortcut to find that number?

Nirmal Maity said:   1 decade ago
0.1667 = (16-1)/90 = 1/6.

0.8333 = (83-8)/90 = 5/6.

0.6667 = 6/9 = 3/2.

Divya said:   1 decade ago
How can find the shortcut method because could not easy away form in the method?


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