Question

8. Find the smallest integer n so that 5 x 12 x n is the product of three consecutive integers.
9. Fill in the blanks.
(a)
x2 = -96
(b) -18 *
= -270
(c) * 20 = -140
(d) 20 (-2) x 5 x = -1400
10. A watch is getting slow by 2 minutes for each hour in a day. If it shows 10 a.m. now, what sha
time after 12 hours?
1. In a quiz-based programme, there are three teams A, B and C. There are total five rounds in ag
marks are given for each correct answer and -10 marks for each wrong answer. No marks are
for not attempting a question. Which team won the game, if
Team A gave 3 correct and 2 wrong answers?
Team B gave 2 correct, 2 wrong answers and they didn't attempt one question?
Team C gave 3 correct, 1 wrong answer and they didn't attempt one question.
In a Mathematics question paper of an engineering entrance examination, the total number of
are 50. According to the marking scheme, 5 marks are given for every correct answer and -3 n
every incorrect answer, and 0 for questions not attempted.
(a) Saurabh attempts all questions but only 45 of his answers are correct. What is his total
Mathematics?
(b) Anmol gets 30 correct and 5 incorrect answers out of 35 questions he attempts. What is
in Mathematics?​

Answer 1

Answer:

8. 5×12×n= x+(x+1)+(x+2)

thus, 5×12×1=60

3×4×5=60

hence, n=1