Amar Sir: 1. BASIC CALCULATION

SUM OF THE NUMBERS, WHEN THE DIGITS OF THE NOS. ARE INTERCHANGED

1. (i) 68 + 86 + 74 + 47 + 59 + 95 + 62 + 26

(a) 571 (b) 417 (c) 517 (d) 571 (e) none of these

(ii) 48 + 84 + 64 + 46 + 57 + 75 + 42 + 24

(a) 430 (b) 440 (c) 404 (d) 450 (e) none of these

(iii) 64 + 46 + 79 + 97 + 89 + 98 + 63 + 36

(a) 572 (b) 527 (c) 562 (d) 662 (e) none of these

(vi) 53 + 35 + 54 + 45 + 69 + 96 + 82 + 28

(a) 464 (b) 564 (c) 552 (d) 462 (e) none of these

(v) 18 + 81 + 76+ 67 + 58 + 85 + 65 + 56

(a) 516 (b) 406 (c) 506 (d) 4986 (e) none of these

(vi) 62 + 26 + 54 + 45 + 79 + 97 + 72 + 27

(a) 662 (b) 542 (c) 512 (d) 462 (e) none of these

2. (i) 68 – 86 – 74 + 47 – 59 + 95 + 62 – 26

(a) -27 (b) 36 (c) 27 (d) 28 (e) none of these

(ii) 58 – 85 – 64 + 46 – 79 + 97 + 42 – 24

(a) 9 (b) –19 (c) –9 (d) 90 (e) none of these

(iii) 61 – 16 – 94 + 49 – 59 + 95 + 32 – 23

(a) 44 (b) 54 (c) 55 (d) 45 (e) none of these

(iv) 68 – 86 – 74 + 47 – 59 + 95 + 62 – 26

(a) 57 (b) 27 (c) 72 (d) 53 (e) none of these

(v) 48 – 84 – 94 + 49 – 29 + 92 + 52 – 25

(a) 63 (b) 66 (c) 16 (d) 9 (e) none of these

(vi) 69 – 96 – 74 + 47 – 49 + 94 + 72 – 27

(a) 35 (b) 36 (c) 46 (d) 86 (e) none of these

3. (i) 68 – 86 + 74 + 47 + 59 + 95 + 62 – 26 [Ans. (c) 293]

(a) 312 (b) 325 (c) 293 (d) 229 (e) none of these

(ii) 18 + 81 – 74 + 47 – 49 + 94 + 62 + 26 [Ans. (d) 205]

(a) 434 (b) 543 (c) 504 (d) 205 (e) none of these

(iii) 68 – 86 + 64 + 46 – 59 + 95 + 69 + 96 [Ans. (d) 293]

(a) 312 (b) 393 (c) 263 (d) 293 (e) none of these

(iv) 28 – 82 – 34 – 43 – 59 + 95 – 12 – 21 [Ans. (c) -128]

(a) 224 (b) –234 (c) –128 (d) - 442 (e) none of these

(v) 46 – 64 – 35 – 53 – 59 – 95 + 62 – 26 [Ans. (e) (-224)]

(a) 224 (b) –234 (c) –324 (d) - 442 (e) none of these

(vi) 68 – 86 – 24 + 42 – 59 – 95 + 92 – 29

(a) 191 (b) –191 (c) –91 (d) -93 (e) none of these

SQUARES OF THE NO HAVING 5 AT THE UNIT PLACE

4. (i) 35²= ? [Ans. (e) none of these (1225)]

(a) 1125 (b) 1255 (c) 1325 (d) 1250 (e) none of these

(ii) 55²= ? [Ans. (c) 3025]

(a) 3125 (b) 3255 (c) 3025 (d) 3050 (e) none of these

(iii) 95²= ? [Ans. (e) none of these (9025)]

(a) 9050 (b) 9055 (c) 9052 (d) 9250 (e) none of these

(iv) 105²= ? [Ans. (e) none of these (11025)]

(a)10125 (b)11255 (c) 11055 (d) 9050 (e) none of these

(v) 125²= ? [Ans. (d) 15625]

(a) 15525 (b)15675 (c)16025 (d) 15625 (e) none of these

(vi) 135²= ? [Ans. (e) none of these (18225)]

(a) 15125 (b)18125 (c) 18275 (d) 18150 (e) none of these

MULTIPLICATION OF TWO NOS. HAVING 5 AT THEIR UNIT PLACES

5. (i) 35 ´ 45= ? [Ans. (e) none (1575)]

(a) 1525 (b) 1275 (c) 1675 (d) 1550 (e) none of these

(ii) 45 ´ 65= ? [Ans. (a) 2925]

(a) 2925 (b) 3025 (c) 2975 (d) 2525 (e) none of these

(iii) 55 ´ 85= ? [Ans. (e) none of these (4675)]

(a) 4650 (b) 4575 (c) 4657 (d) 4075 (e) none of these

(iv) 65 ´ 105= ? [Ans. (b) 6825]

(a) 6225 (b) 6825 (c) 6875 (d) 7050 (e) none of these

(v) 75 ´ 125= ? [Ans. (d) 9375]

(a) 9325 (b) 8475 (c) 9275 (d) 9375 (e) none of these

(vi) 85 ´ 145= ? [Ans. (e) none of these (12325)]

(a)12125 (b)12375 (c)13225 (d) 12350 (e) none of these

SQUARES OF NUMBERS MADE OF ONES ONLY

6. (i) 111²= ? [Ans. (b) 12321]

(a) 1231 (b) 12321 (c) 1321 (d) 12301 (e) none of these

(ii) 11²= ? [Ans. (b)121]

(a) 211 (b) 121 (c) 1221 (d) 1211 (e) none of these

(iii) 1111²= ? [Ans. (e) none of these (1234321)]

(a)123421 (b)124321 (c)123321 (d)12344321 (e)none of these

(iv) 11111²= ? [Ans. (a) 123454321]

(a) 123454321(b)12345321(c)12354321(d)1344321 (e) none of these

(v) 111111²= ? [Ans. (c) 12345654321]

(a) 1234564321 (b) 1234565321 (c) 12345654321 (d) 1345654321 (e) none of these

MULTIPLICATION OF TWO NUMBERS MADE OF ONES ONLY

7. (i) 11 ´ 111= ? [Ans. (e) none of these (1221)]

(a) 12321 (b) 1121 (c) 1211 (d)1220 (e) none of these

(ii) 111 ´ 11111= ? [Ans. (d) 1233321]

(a)12321 (b)123321 (c)1234321 (d)1233321 (e)none of these

(iii) 1111 ´ 11111= ? [Ans. (e) none of these (12344321)]

(a)1234321 (b)123454321(c)123444321(d)12344444321(e)none of these

(iv) 111 ´ 111111= ? [Ans. (b) 12333321]

(a) 1233321 (b) 12333321 (c) 123333321 (d) 123444321 (e) none of these

(v) 1111 ´ 111111= ? [Ans. (b) 123444321]

(a) 12344321 (b) 123444321 (c) 12345554321 (d) 1234444321 (e) none of these

MULTIPLICATION OF A TWO DIGIT NO. BY 11

8. (i) 29 ´ 11= ?

(a) 519 (b) 419 (c) 219 (d) 319 (e) none of these

(ii) 46 ´ 11= ?

(a) 606 (b) 506 (c) 605 (d) 406 (e) none of these

(iii) 84 ´ 11= ?

(a) 844 (b) 824 (c) 942 (d) 924 (e) none of these

(iv) 97 ´ 11= ?

(a) 1067 (b) 1167 (c) 1267 (d) 12270 (e) none of these

(v) 254 ´ 11= ?

(a) 3794 (b) 2794 (c) 2894 (d) 2994 (e) none of these

(vi) 437 ´ 11= ?

(a) 4917 (b) 4817 (c) 4907 (d) 4807 (e) none of these

(vii) 906 ´ 11= ?

(a) 8966 (b) 9766 (c) 9866 (d) 9966 (e) none of these

(viii) 789 ´ 11= ?

(a) 8869 (b) 8679 (c) 7679 (d) 8669 (e) none of these

(ix) 2438 ´ 11= ?

(a) 2328 (b) 26718 (c) 24818 (d) 26818 (e) none of these

(x) 3586 ´ 11= ?

(a) 39446 (b) 39456 (c) 39356 (d) 39246 (e) none of these

(xiv) 6873 ´ 11= ?

(a) 72603 (b) 73603 (c) 74603 (d) 75603 (e) none of these

(xii) 9106 ´ 11= ?

(a) 101166 (b) 100166 (c)120166 (d) 100266 (e)none of these

(xiii) 21432 ´ 11= ?

(a) 225752 (b) 225725 (c) 235752 (d) 245752 (e)none of these

(xiv) 32415 ´ 11= ?

(a) 355656 (b) 356565 (c)345656 (d) 346565(e)none of these

(xv) 91213 ´ 11= ?

(a)1023343(b)1033343(c)1000343(d)1003343(e)none of these

(xvi) 60325 ´ 11= ?

(a) 663575 (b) 653575 (c) 673575 (d) 773575 (e)none of these

(xvii) 234 ´ 111=

(a) 25974 (b) 25479 (c) 25794 (d) 24974 (e) none of these

(xviii) 542 ´ 111= ?

(a) 60172 (b) 50162 (c) 60162 (d) 60062 (e) none of these

(xix) 743 ´ 111= ?

(a) 83573 (b) 82573 (c) 83473 (d) 82473 (e) none of these

(xx) 908 ´ 111= ?

(a) 100778 (b) 110788 (c) 100788 (d) 100078 (e)none of these

(xxi) 9034 ´ 111= ?

(a)1202477(b)1102774(c)1002744(d)1002774(e)none of these

(xxii) 6194 ´ 111= ?

(a) 687534 (b)687543 (c)657453 (d)677534 (e)none of these

(xxiii) 9008 ´ 111= ?

(a) 900808 (b)989898 (c)998888 (d)999988 (e)none of these

(xxiv) 16234 ´ 111= ?

(a)170152 (b)1801947 (c)1802974(d)1801974(e)none of these

(xxv) 90004 ´ 111= ? [Ans. (e) none of these (9990444)]

(a)9900244(b)9900444(c) 999444(d)999944 (e) none of these

(xxvi) 80403 ´ 111= ?

(a)9923733(b)7923633(c)8924733(d)9825733(e) none of these

(xxvii) 80908 ´ 111= ?

(a)8980788(b)8980888(c) 8990788(d)9990888(e) none of these

(xxviii) 8034 ´ 1111= ? [Ans.(e) none of these (8925774)]

(a) 8924774(b)7925774(c)9925774(d)8915774 (e)none of these

(xxix) 6104 ´ 1111= ?

(a) 6718444(b)6781544(c)6684544(d)768444(e) none of these

(xxx) 3743 ´ 1111= ?

(a)4167473(b)4158383(c) 4148463(d)4158473(e)none of these

(xxxi) 8012 ´ 1111= ?

(a)7901323(b)8801332(c)7901232(d)8901332(e)none of these

(xxxii) 10934 ´ 1111= ?

(a) 12137574(b)14128684(c)12147674(d)12208674 (e) none of these

(xxxiii) 50402 ´ 1111= ?

(a) 54889922(b)55885722(c)44885522(d)55996622 (e) none of these

(xxxiv) 90004 ´ 1111= ? [Ans.(e)none of these(99994444)]

(a) 99883444 (b) 99993344 (c) 99884444 (d) 98884444 (e) none of these

(xxxv) 18012 ´ 1111= ?

(xxxvi) 10908 ´ 1111= ?

(a)12108788(b)11218788(c)12117788(d)12118788(e)none of these

(xxxvii) 101934 ´ 1111= ?

(a) 103248674 (b) 112248674 (c) 123248674 (d) 113248674 (e) none of these

(xxxviii) 510402 ´ 1111= ?

(a) 577056622 (b) 578046622 (c) 467055622 (d) 567056622 (e) none of these

(xxxix) 190004 ´ 1111= ?

(a) 217094444 (b) 211004444 (c) 211094444 (d) 218094444 (e) none of these

(xxxx) 118012 ´ 1111= ?

(a) 131101332 (b) 132111332 (c) 131111332 (d) 131611332 (e) none of these

Amar Sir

Pages

Thursday, 11 June 2015

1. BASIC CALCULATION - 1st part

SUM OF THE NUMBERS, WHEN THE DIGITS OF THE NOS. ARE INTERCHANGED

1. (i) 68 + 86 + 74 + 47 + 59 + 95 + 62 + 26

SQUARES OF THE NO HAVING 5 AT THE UNIT PLACE

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