Discussion
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- Question
- ( .803 x .647 + .803 x .353 ) =?
Options- A. .803
- B. 1
- C. .45
- D. 1.450
- Correct Answer
- .45
ExplanationGiven Expression = ( .803 x .647 + .803 x .353 )
= 803 x (.647 + .353)
= .803 x 1
= .803 - 1. 0. 53
Options- A. 53 / 100
- B. 53 / 90
- C. 53 / 99
- D. 26 / 45 Discuss
- 2. What should be subtracted from the multiplication of 0.527 and 2.013 to get 1?
Options- A. 0.060851
- B. 2.060851
- C. 0.939085
- D. 1.9339085 Discuss
- 3. The value of 47 / 10000 is?
Options- A. .0047
- B. .0470
- C. .00047
- D. .000047 Discuss
- 4. (0.04) 3 =?
Options- A. 0.064
- B. 0.0064
- C. 0.00064
- D. 0.000064 Discuss
- 5. 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
- 6. The place value of 3 in 0.07359 is?
Options- A. 3
- B. 3/100
- C. 3/1000
- D. 3/10000 Discuss
- 7. By how much is 12% of 24.2 more than 10% of 14.2?
Options- A. 0.1484
- B. 14.84
- C. 1.484
- D. 2.762 Discuss
- 8. 3.5 + 21 x 1.3 =?
Options- A. 7.28
- B. 6.13
- C. 72.8
- D. none of these Discuss
- 9. What decimal fraction is 40 ml of a litre?
Options- A. .4
- B. .04
- C. .05
- D. None of these Discuss
- 10. If the cost of three dozens mangoes is Rs. 245, what will be the approximate cost of 363 mangoes?
Options- A. Rs. 2200
- B. Rs. 2000
- C. Rs. 2400
- D. Rs. 2600 Discuss
Decimal Fraction problems
Search Results
Correct Answer: 53 / 99
Explanation:
0.53 = 53 / 99
Correct Answer: 0.060851
Explanation:
? 0.527 x 2.013 = 1.060851
Hence, the required number = 1.060851 - 1
= 0.060851.
Correct Answer: .0047
Explanation:
47/10000 = .0047
Correct Answer: 0.000064
Explanation:
(0.04)3 = 0.04 x 0.04 x 0.04
= 0.000064
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
Correct Answer: 3/1000
Explanation:
The place value of 3 in the given decimal fraction is .003 i.e. 3/1000.
Correct Answer: 1.484
Explanation:
Required difference = (12 x 24.2) / 100 - (10 x 14.2) / 100
= 2.904 -1.42
= 1.484.
Correct Answer: none of these
Explanation:
Given Expression = 3.5 + 21 x 1.3
= 3.5 + 27.3
= 30.8
Correct Answer: .04
Explanation:
Required fraction = 40/1000
= 4/100
= .04
Correct Answer: Rs. 2400
Explanation:
? Three dozen = 3 x 12 = 36
? The cost if 1 mango = Rs. 245 / 36
? The cost of 363 mangoes = Rs. (245 / 36) x 363
= Rs. 2470.42
= Rs. 2400. (Approximately)
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