IBPS Government Jobs Exams Numerical Ability Arithmetic

The weight of A is 12 kg less than weight of B and weight of B is 18 kg more than weight of C. The average weight of A, B & C is 26 kg. If the ratio of weight of B to that of D is 2:3, then find the weight of D.
A)54 kg B) 60 kg C) 45 kg D) 48 kg E) None of these

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IBPS Other Question
In the cultural function 450 students participated. Ratio of number of boys to the number of girls is 5:4 respectively. Out of the total girls 20% participated in singing and remaining girls participated in dance, drama and speech in the ratio 2:3:3 respectively. Two-five of the total boys participated in drama and remaining boys participated in dance and singing in the ratio 3:2. What is the ratio of number of boys to the number of girls who have participated in dance ?
A) 4:3 B) 9:4 C) 3:2 D) 5:9 E) 7:3 If Length of a rectangular field is increased by 21 metres and breadth is decreased by 9 metres, area of the field remains unchanged. If length be decreased by 21 metres and breadth be increased by 15 metres, again area remains unchanged. Find the length of diagonal of the rectangle. (A) 90 m (B) 64 m (C) 95.3 m (D) 64.8 m
(E) 78 m