Mathematics Question For RRB, Railway Group D,RPF, Rajasthan SI 20-08-2018
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Question(1) What is the number of prime integers between 10 and 40?
10 और 40 के बीच अभाज्य पूर्णांकों की संख्या कितनी है?
(A) 1
(B) 7
(C) 9
(D) 8
Question(2) A football tournament, there are 87 players for 7 different teams. There are at least 12 players in each team. There are at least 12 players in each team. What is the greatest possible number for a single team?
एक फुटबॉल टूर्नामेण्ट में, 7 विभिन्न टीमों के लिए 87 खिलाड़ी हैं। प्रत्येक टीम में कम-से-कम 12 खिलाड़ी हैं। प्रत्येक टीम में कम-से-कम 12 खिलाड़ी हैं। किसी एक टीम के लिए सबसे बड़ी सम्भव संख्या कौन-सी है?
(A) 18
(B) 11
(C) 15
(D) 15
Question(3) Which of the following numbers is an odd number?
निम्नलिखित संख्याओं में से कौन-सी विषम संख्या है?
43,26,50,37,17,82
(A) 36
(B) 50
(C) 45
(D) 42
Question(4) A boy tosses three coins at least one mind (head) is likely to come?
एक लड़का तीन सिक्के उछालता है कम-से-कम एक चित्त (हेड) आने की सम्भावना है?
(A) 1/8
(B) 1/4
(C) 1/3
(D) 5/8
Question(5) A boy and a girl from a group of three boys and three girls are selected for the game. How many possible ways can elections be made?
तीन लड़कें और तीन लड़कियों के एक समूह से एक लड़का और एक लड़की खेल के लिए चुने जाते हैं। कितने सम्भावित तरह से चुनाव किया जा सकता है?
(A) 4
(B) 7
(C) 13
(D) 9
All Solutions (1-5):
Que(1).Ans-(D)
Que(2).Ans-(C)
Que(3).Ans-(B)
Que(4).Ans-(A)
Que(5).Ans-(D)
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