allery7-अंकीय क्रमांक 5432y71 जर 9 च्या आदारान भागपाक शकता जाल्यार y चें एक अंकांचें मोल कितलें?
A5
B6
C7
D4
Answer & Solution
Correct answer: A. 5
संख्या 9 च्या भागान भागपाक मेळटा, जर आनी फकत ताच्या अंकांची बेरीज 9 च्या भागान भागपाक मेळटा.अंकांची बेरीज = 5 + 4 + 3 + 2 + y + 7 + 1 = 22 + y. 22 + y हें 9 च्या भागान भागपाखातीर 22 परस व्हड वा सारकें 9 चो सगळ्यांत लागींचो गुणनपद 27. 22 + y = 27 => y = 5. y हो एकूच अंक (0 <= y <= 9) आशिल्ल्यान y = 5 हें खाशेलें वैध मोल.
Keep practising Number System
Browse all Number System questions for RRB NTPC, or explore more Quantitative Aptitude topics.
Related questions
For rational numbers a/b and c/d with strictly positive denominators, a/b < c/d holds precThe fundamental theorem of arithmetic guarantees that prime factorization of an integer isUnder the ancient rules formulated by Brahmagupta, subtracting zero from a fortune resultsWhich celebrated 6-digit recurring sequence forms the cyclic repeating block in decimal 1/In number theory, what specific technical name is given to the property of being a prime nWhen does long division of a rational fraction terminate?How many rational numbers lie between any two rational points?Under the classical algebraic rules of Brahmagupta, what is the product of two debts?