Others Maths Puzzle

Find remainder when 8^25/77
a) 13
b) 43
c) 0
d) None

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Others Other Question

LCM of 12^24, 16 ^18 & N is 24^24.find all possible values of N?
(a)25
(b)1800
(c)1825
(d)none of these A test has been conducted in which there are 3 sections such as section1,section2,section3 which has 80,60,60 questions respectively.For each correct answer in section1 student will get 4 marks & for each wrong 2 marks will be deducted.In section2 each correct answer carries 3 marks & for wrong answer 1.5 will be deducted.In section3 each correct answer carries 2 marks & for wrong answer 1 will be deducted.

If a student has solved 100 questions exactly & scored 120 marks,the maximum no. of incorrect questions that he/she might have marked is :

A)44
B)56
C)60
D)None of these.