Long Answer type
1. The product of two integers is 270. If one
number is (-15).find the other integer.
In a competitive exam each question carries 4
marks but for wrong answer (+2) marks are
deducted and 0 mark is given för questions
not attempted. In all there are 25 questions.
Calculate the marks scored by each student.
(1) Student A: 16 correct and 9 wrong.
(2) Student B: 8 correct, 7 wrong and rest
questions not appeared.
(3) Student C: 7 correct and 18 wrong.
(4) Student D: 10 correct and 10 wrong
and rest not appeared.
(5) Student E: 10 correct rest not appeared.
Answers
Answered by
2
Step-by-step explanation:
1.x × -15 = 270
-15x = 270
x = 270/-15
x = 18
2.
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