72519xx9999\ =? 725117481 (b) 674217481...

`72519xx9999\ =?` 725117481 (b) 674217481 (c) 685126481 696217481 (e) None of these

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RS AGGARWAL-NUMBER SYSTEM-All Questions

587 xx 999 = ? 586413 (b) 587523 (c) 614823 (d) 615173
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3897xx999\ =? 3883203 (b) 3893103 (c) 3639403 3791203 (e) No...
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72519xx9999\ =? 725117481 (b) 674217481 (c) 685126481 696217481 (e...
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2056xx987\ =? 1936372 (b) 2029272 (c) 1896172 (d) 1923472 (e) ...
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1904xx1904\ =? 3654316 (b) 3632646 (c) 3625216 3623436 (e) N...
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1397 xx 1397 = ? 1951609 (b) 1981709 (c) 18362619 2031719 (e)...
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107 xx 107 + 93 xx 93 = ? (a) 19578 (b) 19418 (c) 20098 (d) 2...
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217 xx 217 + 183 xx 183 = ? 79698 (b) 80578 (c) 80698 (d) 81268 ...
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106 xx 106 94 xx 94 = ? 2400 (b) 2000 (c) 1904 (d) 1906 None of...
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8796 xx 223 + 8796 xx 77 = ? 2736900 (b) 2738800 (c) 2658560 271...
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287 xx 287 + 269 xx 269 - 2 xx 287 xx 269 = ? 534 (b) 446 (c) 35...
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{(476+424)^2-4xx476xx424}=? 2906 (b) 3116 (c) 2704 (d) 2904 Non...
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The value of 112 xx 5^4 is (a) 6700 (b) 70000 (c) 76500 (d) 77200
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Multiply 5746320819 by 125. 718,290,102,375 (b) 728,490,3...
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935421 xx 625 = ? 575648125 (b) 584638125 584649125 (d) 58562812...
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(999)^2-(998)^2=? 1992 (b) 1995 (c) 1997 (d) 1998
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(80)^2-(65)^2+81=? 306 (b) 2094 (c) 2175 (d) 2256 None of these
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(24+25+26)^2-(10+20+25)^2=? 352 (b) 400 (c) 752 (d) 2600 None o...
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(65)^2-(55)^2=? 10 (b) 100 (c) 120 (d) 1200
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If a and b be positive integers such that a^2-b^2=19 , then the value ...
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