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3578+5729-?xx581=5821 3 (b) 4 (c) ...

`3578+5729-?xx581=5821` 3 (b) 4 (c) 6 (d) None of these

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RS AGGARWAL-NUMBER SYSTEM-All Questions
  1. From the sum of 17 and 12 subtract 48. -43 (b) - 48 (c) -17 (d) ...

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  2. 60840 -:234=? 225 (b) 255 (c) 260 (d) 310 None of these

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  3. 3578+5729-?xx581=5821 3 (b) 4 (c) 6 (d) None of these

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  4. -95\ -:19=? -5 (b) - 4 (c) 0 (d) 5

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  5. 12345679xx72 is equal to 88888888 (b) 888888888 898989898 (d) 99999999...

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  6. 8899-6644-3322=?-1122 55 (b) 65 (c) 75 (d) 85 None of these

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  7. 74844-:?=54xx63 (a) 22 (b) 34 (c) 42 (d) 54 (e) None of these

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  8. 1256 xx 3892 = ? (a) 4883852 (b) 4888532 (c) 4888352 (d) 4883582 ...

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  9. What is 786 times 964? 757704         (b)  754164         (c)  7...

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  10. What is 348 times 265? 88740                        (b)  89750 92220  ...

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  11. (71xx29+27xx15+8xx4) equals 2496 (b) 3450 (c) 3458 (d) None of t...

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  12. ? xx (|a| xx |b|) = - ab (a) 0     (b) −1 (c) 1  (d) None of these

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  13. (46)^2-(?)^2=4398-3066 16 (b) 28 (c) 36 (d) 42 None of these

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  14. (800\ -:64\ )xx(1296\ -:36)=? 420 (b) 460 (c) 500 (d) 540 None ...

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  15. 5358xx51=? 273258 (b) 273268 (c) 273348 (d) 273358

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  16. 587 xx 999 = ? 586413 (b) 587523 (c) 614823 (d) 615173

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  17. 3897xx999\ =? 3883203 (b) 3893103 (c) 3639403 3791203 (e) No...

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  18. 72519xx9999\ =? 725117481 (b) 674217481 (c) 685126481 696217481 (e...

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  19. 2056xx987\ =? 1936372 (b) 2029272 (c) 1896172 (d) 1923472 (e) ...

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  20. 1904xx1904\ =? 3654316 (b) 3632646 (c) 3625216 3623436 (e) N...

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