Mathematics Question For RRB, Railway Group D, Rajasthan SI 30-07-2018
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Question(1) A cylindrical tank with a diameter of 35 cm is completely filled with water, if 11 liters of water is taken out of it, then the water level in the tank will be reduced which is it?
35 सेमी व्यास वाली एक बेलनाकार टंकी पूर्णतया पानी से भरी हुई है, यदि इसमें से 11 लीटर पानी निकाल लिया जाए तो टंकी में पानी के स्तर र्में जो कमी आयेगी है, वह है ?
(A) 14000/1225
(B) 15000/1245
(C) 14500/500
(D) 14300/212
Question(2) The diameter of two equal volume cylinders is in the ratio of 3: 2. What will be the ratio in their heights?
दो समान आयतन वाले बेलनों के व्यास 3:2 के अनुपात में है | उनकी ऊँचाईयों में अनुपात क्या होगा ?
(A) 4:5
(B) 7:6
(C) 4:9
(D) 5:5
Question(3) The ratio of the sides of a cuboid is 1: 2: 3. Its surface area is 88 cm ^ 2 is the ratio of the cuboid?
किसी घनाभ की भुजाओं का अनुपात 1:2:3 है इसका पृष्टीय क्षेत्रफल 88 सेमी^2 है घनाभ का अनुपात है ?
(A) 50 सेमी^3
(B) 49 सेमी^3
(C) 47 सेमी^3
(D) 48 सेमी^3
Question(4) The height of a cylinder and the height of a cone is 2: 3 and in the ratio of Arthaven 3: 4 on their base. Will their ratio be proportionate?
एक बेलन की ऊँचाई तथा एक शंकु की ऊँचाई 2:3 तथा उनके आधार के अर्ध्दव्यास 3:4 के अनुपात में है | उनके आयतनों का अनुपात होगा ?
(A) 5:9
(B) 9:8
(C) 4:6
(D)3:9
Question(5) 15 cm 3 cm from any money with arms How many cubes can be bitten by the arms?
15 सेमी. भुजा वाले किसी धन में से 3 सेमी. भुजा वाले कुल कितने घन काटे जा सकते है ?
(A)147
(B) 126
(C) 125
(D) 189
All Solutions (1-5):
Que(1).Ans-(A)
Que(2).Ans-(C)
Que(3).Ans-(D)
Que(4).Ans-(B)
Que(5).Ans-(C)
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