In each of the following numberseries a wrong numberis given. Find out the wrong number.
For the following questions answer them individually
A number when divided by 357 leaves a reminder 39. By dividing the same numberby 17, the reminder obtainedis :
The least number which whendivided by 15, 27, 35 and 42 leavesin each case a remainder7,is:
The sum of squares of two numbersis 80 and the square of their difference is 36. The product of the two numbersis:
In an examination, a student scores 4 marks for every correct answer and loses one mark for every wrong answer. A student attempts all the hundred questions and scores 210 marks. The number of questions he answered correctly was: