allery1 ൽ നിന്ന് മുകളിലേക്ക് എണ്ണുമ്പോൾ, ആദ്യത്തെ സംയുക്ത സംഖ്യ ഏതാണ്?
A3
B2
C1
D4
Answer & Solution
Correct answer: D. 4
4 എന്നത് 2 x 2 ന് തുല്യമാണ്, കൂടാതെ 2 ഉം 3 ഉം അഭാജ്യ സംഖ്യകളാണ്, അതിനാൽ 4 ആണ് ആദ്യത്തെ സംയുക്ത സംഖ്യ.
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 isIf the 7-digit number 5432y71 is divisible by 9, what is the single-digit value of y?Under 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?