Related Questions

Shanto was asked to find the value of 7/12 of a sum of money.Instead of multiplying the same by 7/12, he divided it by 7/12 and his answer exceeded the correct answer by 95. The correct answer is -
A 48
B 89
C 84
D 69
A boy multiplied 423 by a number and obtained 65589 as his answer. If both the fives in the answer are wrong and all other figures are correct, the correct answer is-
A 60489
B 62189
C 61189
D 62389
One student is asked to divide a half of a number by 6 and other half by 4 and then to add the two quantities. Instead of doing so the student divides the given number by 5. If the answer is 4 short of the correct answer then the actual answer is :
A 320
B 400
C 480
D 350
A student loses a mark for every wrong answer and scores 2 marks for every correct answer. If he answers all the 60 questions in an exam and scores 39 marks, how many of them were correct ?
A 31
B 37
C 33
D 27
A student loses 1 mark for every wrong answer and scores 2 marks for every correct answer. If he answers all the 60 questions in an exam and scores 39 marks , how many of them were correct?
A 33
B 31
C 27
D 37
A student loses I mark for every wrong answer and scores 2 marks for every correct answer . If he answers all the 60 questions in an exam and scores 39 marks , how many of them were correct?
A 27
B 31
C 33
D 37
A student loses 1 mark for every wrong answer and scores 2 marks for every correct answer . If he answers all the 60 questions in an exam and scores 39 marks , how many of them were correct ?
A 33
B 31
C 27
D 37
In a random survey, 25 out of 150 people were able to give a correct answer to the question asked. If 500 people are surveyed , about how many would be expected to answer the question correctly ?
A 4
B 20
C 83
D 325
A student was required to multiply a number by 2 and add 3 to it. He instead added 3 to first and then multiplied by 2. If the answer he got was 20, the correct answer would be-
A 19
B 23
C 17
D 20
A boy was asked to multiply a number by 25. He instead multiplied the number by 52 and got the answer 324 more than the correct answer. The number to be multiplied was :
A 12
B 15
C 25
D 32

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