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[A] 48 [B] 24 [C] 36 [D] 42 198.If x3 – 4x2 + 19 = 6(x-1),then what is the value of [x2 + (1/x-4)]?
मदद x3 – 4x2 + 19 = 6(x-1), तो [x2 + (1/x-4)] का भान ककतना है?
21 February 2018 SSC MAINS
[A] 3 [B] 5 [C] 6 [D] 8
199. Cost of 8 pencils, 5 pens and 3 erasers is Rs 111. Cost of 9 pencils, 6 pens and 5 erasers is Rs 130. Cost of 16 pencils, 11 pens and 3 erasers is Rs 221. What is the cost (in Rs) of 39 pencils, 26 pens and 13 erasers?
8ऩेंभसरों,5ऩेनऔय3यफ काभल्ू म111रु.है।9ऩेजन्सर,6ऩेनऔय5यफ काभल्ू म130रु.है।16 ऩेंभसर,11ऩेनऔय3यफ काभल्ू म221है।39ऩेंभसर,26ऩेनऔय13यफ काभल्ू म(रु.भें)ककतनाहै?
21 February 2018 SSC MAINS
[A] 316 [B] 546 [C] 624 [D] 482 200. If 2x + 3y – 5z = 18, 3x + 2y + z = 29 and x + y + 3z = 17, then what is the value of xy + yz + zx?
मदद 2x + 3y – 5z = 18, 3x + 2y + z = 29 औय x + y + 3z = 17, तो xy + yz + zx का भान
ऻात कीजजए? [A] 32
[B] 52
21 February 2018 SSC MAINS
[C] 64 [D] 46
201. The sum of two positive numbers is 14 and difference between their squares is 56. What is the sum of their squares?
दो धनात्भक सख्ॊ माओॊ का मोग 14है औय उनके िगों के भध्म 56का अतॊ य है। उनके िगों का मोग क्मा है? 09 March 2018 SSC MAINS
[A] 106 [B] 196 [C] 53 [D] 68 202. What is the value of (1006)2 – 1007 × 1005 + 1008 × 1004 – 1009 × 1003?
(1006)2 –1007×1005+1008×1004–1009×1003का भान क्मा है?
[A] 6 [B] 3 [C] 12 [D] 24 203. If a2 + b2 = 4b + 6a – 13, then what is the value of a + b?
मदद a2+b2=4b+6a–13, तो a+b का भान क्मा है?
[A] 3
[B] 2
09 March 2018 SSC MAINS
09 March 2018 SSC MAINS
[C] 5 [D] 10
204. x and y are positive integers. If + the value of – xy + ?
+ = 481 and xy = 12, then what is =481 औय xy=12, तो –xy+
09 March 2018 SSC MAINS
[C] 11 [D] 15
xऔय y धनात्भक ऩणू ाकां है| मदद
का भान क्मा है?
[A] 16 [B] 13
+ +
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