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"I was doubtful whether he had passed." Negative form of it is-

"I was doubtful whether he had passed." Negative form of it is- Correct Answer I had no doubt whether he had passed.

Related Questions

1500 students appeared in an examination, which consist of three papers: History, Geography and Economics. 190 students passed in History only, 180 students passed in Geography only whereas 240 students passed in Economics only. 366 students passed in both History and Economics, 346 students passed in both Economics and Geography and 326 passed in both History and Geography. 206 students passed in all the three papers. How many students passed in any two papers only?
Among 80 students, 24 passed in Chemistry, 35 passed in Physics and 29 passed in Mathematics, 8 students did not appear for the examination. If 2 students have passed in all the three subjects, 2 students have passed in Physics and Chemistry both but not in Mathematics, 2 students have passed in Chemistry and Mathematics both but not in Physics, and 8 students have passed in Physics and Mathematics both but not in Chemistry, then how many students have passed in Mathematics only?
In a class of 100 students, every student has passed in one or more of the three subjects, i.e History, Economics and English. Among all the student, 24 students have passed in English only, 14 students have passed in History only 11 students have passed in both English and Economics only, and 12 students have passed in both English and History only. A total of 50 students have passed in History. If only 5 students have passed in all three subjects, then how many students have passed in Economies only?
In a college exam, 43 passed in accounts, 42 passed in digital marketing and 40 passed in social science. In all the three exams, 10 got passing marks. 22 passed accounts and digital marketing, 23 passed in accounts and social science, 16 passed in digital marketing and social science. Find how much percentage of the students passed only in two subjects to students passed only in one subject.
There are 800 students in class X of a school. Out of them, 51% students passed in English, 48% students passed in Economic and 34% students passed in Hindi. 15% of students passed in English and Economics, 10% of students passed in English and Hindi and 13% of students passed in Economics and Hindi. Then, what is the number of students who are passed in all three subjects?
What is the meaning of doubtful in the following sentence? Because of along drought, farmers are doubtful about the prospect of a good yield
রেওয়ামিলে দেনাদার ৫২,০০০ টাকা, লিখিত অনাদারি পাওনা ২,০০০ টাকা এবং অলিখিত অন্যদায়ি পাওনা ২,০০০ টাকা। যদি দেনাদারের ওপর ৫% সঞ্চিতি রাখা হয় এবং অনাদায়ি পাওনা সঞ্চিতির ক্রেডিট ব্যালেন্স ১,০০০ টাকা হয়, তাহলে চলতি বছরে অন্যনায়ি পাওনা সঞ্চিতি কত রাখতে হবে? (In trial balance, account receivable is of Tk. 52,000 recorded bad debt of Tk.2,000 and unrecorded bad debt of Tk. 2,000. What is the amount of allowance for doubtful accounts kept in current year if the allowance is 5% on accounts receivable and credit balance in allowance for doubtful accounts currently is of Tk. 1,000 )
In a survey of 25 students, it was found that 15 had taken Mathematics, 12 had taken Physics and 11 had taken Chemistry, 5 had taken Mathematics and Chemistry, 9 had taken Mathematics and Physics, 4 had taken Physics and Chemistry and 3 had taken all the three subjects. Find the number of students who had taken both Physics and Chemistry but not Mathematics.
In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the five combinations is correct. 1 - Henchard's wife acted for the best, but she had involved herself in difficulties. P - But she had refrained.  Q - A hundred times she had been upon the point of telling her daughter Elizabeth-Jane the true story of her life, the tragical crisis of which had been the transaction at Weydon Fair, when she was not much older than the girl now beside her. R - An innocent maiden had thus grown up in the belief that the relations between the genial sailor and her mother were the ordinary ones that they had always appeared to be. S - The risk of endangering a child's strong affection by disturbing ideas which had grown with her growth was to Mrs. Henchard too fearful a thing to contemplate. 2 - It had seemed, indeed folly to think of making Elizabeth-Jane wise.   
In a survey of university students, 64 had taken Drama course, 94 had taken Dance course, 58 had taken a Singing course, 28 had taken Drama and singing course, 26 had taken Drama and dance course, 22 had taken Dance and singing course, and 14 had taken all the three courses. Find how many have taken only one course?