Discussion
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- Question
- ( 20 + 8 x 0.5 ) / ( 20 -? ) = 12
Options- A. 8
- B. 18
- C. 2
- D. None these
- Correct Answer
- 18
ExplanationLet (20 + 8 x 0.5) / ( 20 - y) =12
Then, 24 =12 x (20 - y)
? 12y = 216
? y = 18 - 1. If 1 / 3.718 = .2689, then the value of 1 / .0003718 is?
Options- A. 2689
- B. 2.689
- C. 26890
- D. .2689 Discuss
- 2. If 2805 / 2.55 = 1100, then 280.5 / 25.5 is equal to?
Options- A. 1.01
- B. 1.1
- C. 0.11
- D. 11 Discuss
- 3. (.24 x .35 ) / (.14 x .15 x .02) is equal to?
Options- A. 2
- B. 20
- C. 200
- D. 2000 Discuss
- 4. Which of the following fraction is the smallest?
Options- A. 11/13
- B. 9/11
- C. 3/4
- D. 5/7 Discuss
- 5. What decimal of an hour is a second?
Options- A. .0025
- B. .0256
- C. .00027
- D. .000126 Discuss
- 6. 0.15 / (0.5 / 15) =?
Options- A. 4.5
- B. 45
- C. 0.03
- D. 0.45 Discuss
- 7. ( 17.28 /? ) / (3.6 x 0.2) = 200
Options- A. 120
- B. 1.20
- C. 12
- D. 0.12 Discuss
- 8. 3420 / 19 = (? / 0.01) x 7
Options- A. 35/9
- B. 18/7
- C. 63/5
- D. None of these Discuss
- 9. 8.32 x 0.999 =?
Options- A. 0.831168
- B. 8.31618
- C. 8.31168
- D. 8.31668 Discuss
- 10. 9.75 x 9.75 - 2 x 9.75 x 5.75 + 5.75 x 5.75 =?
Options- A. 13.25
- B. 3.625
- C. 4
- D. 16 Discuss
Decimal Fraction problems
Search Results
Correct Answer: 2689
Explanation:
1 / .003718 = 10000 / 3.718
= 10000 x ( 1/3.718)
= 10000 x .2689
= 2689.
Correct Answer: 11
Explanation:
Given expression 280.5 / 25.5 = 2805 / 255
= 2805 / (2.55 x 100)
= 1100 / 100
=11
Correct Answer: 200
Explanation:
(.24 x .35) / (.14 x .15 x .02)
= (24 x 35 x 100 ) / (14 x 15 x 2)
=200
Correct Answer: 5/7
Explanation:
11/3 = 0.846,
9/11 = 0.818,
3/4 = 0.75 and
5/7 = 0.714
Clearly, 0.714 is the smallest and hence 5/7 is smallest fraction .
Correct Answer: .00027
Explanation:
Required decimal = 1/ ( 60 x 60)
= .00027
Correct Answer: 4.5
Explanation:
Let Y = 0.15 / (0.5 / 15)
= (15/100) / [(5/100) / 15)
= 4.5
Correct Answer: 0.12
Explanation:
Let (17.28 / y) / (3.6 x 0.2) = 200
Then,17.28 / y = 200 x 3.6 x 0.2
? y = 17.28 / (200 x 3.6 x 0.2)
= 1728 / 200 x 36 x 2
= 0.12.
Correct Answer: None of these
Explanation:
Let 3420 / 19 = (y / 0.01) x 7
Then , y = ( 3420 / 19) x (0.01 / 7)
= 180 / 700
= 9/35
Correct Answer: 8.31168
Explanation:
Given expression = 8.32 x 0.999
= 8.32 x (1-0.001)
= 8.32 - 8.32 x 0.001
=8.32 - .00832
= 8.31168.
Correct Answer: 16
Explanation:
Given expression = a2 -2ab + b2 Where a =9.75 and b=5.75
= (a-b)2
= (9.75 - 5.75)2
= 42
=16
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