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16., , ay., , 18., , 19., , 20., , 21., , 22., , 23., , 24,, , 196 is the square of, f 11 (b) 12 (oc) 14 (d) 16, , . Which of the following is a square of an even number?, , (a) 144 (b) 169 () 441 (a) 625, , . A number ending in 9 will have the units place of its square as, , f@ 3 (b) 9 (1 (@ 6, , . Which of the following will have 4 at the units place?, , (a) 14 (b) 62? () 272 (a) 35%, , . How many natural numbers lie between 5? and 67?, , fa) 9 (b) 10 ( 11 (a 12, Which of the following cannot be a perfect square?, , fa) 841 (b) 529 () 198, , (a) All of the above, , . The one’s digit of the cube of 23 is, , fa) 6 (b) 7 9 3 @ 9, , A square board has an area of 144 square units. How long is each, side of the board?, , (a) llunits (b) 12units — () :13 units —(@)_:14 units, Which letter best represents the location of /25 on a number line?, @ A (b) B () Cc (@ D, , B c oD, 0123 45 67, , , , . If one member of a pythagorean triplet is 2m, then the other two, , members are, , fa) m m’+1, , (b) n+], 21, ( ®, n2-1, (@) me, m+, . The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is, f@) 81 (b) 64 (9 49 (a 36, . The sum of first n odd natural numbers is, (a) 2n+1 ) re (Q) r1 (a) re+1, Which of the following numbers is a perfect cube?, fa) 243 (b) 216 () 392 (@) 8640, . The hypotenuse of a right triangle with its legs of lengths 3x x 4x is, fa) 5x (b) 7x () 16x (a) 25x, . The next two numbers in the number pattern 1, 4, 9, 16, 25 ... are, (a)35, 48 (b) 36, 49 (o) 36,48 (a) 35,49, Which among 43%, 672, 522, 59? would end with digit 1?, fa) 43 ) 672 (9) 52 (@ 59, A perfect square can never have the following digit in its ones place., f@ 1 (b) 8 (J 0 (d) 6, Which of the following numbers is not a perfect cube?, fa) 216 (b) 567 ()) 125 (@) 343, Y7000 is equal to, fa) 10 (b) 100 1, , (a) None of these, If mis the square of a natural number n, then nis, (a) the square of m, (b) greater than m, , (©) equal to m, , @ Vm, , A perfect square number having n digits where n is even will have, square root with, , ey Bao TU ss PUBL oe, (a) nel digit (b) 5 digit (© 3 digit @ > digit, , If mis the cube root of n, then nis, 3 m, , (a) re () Vm oO > @ Ym, , The value of 248 +/52+/144 is, , fa) 14 ) 12 () 16 @ 13, , Given that (4096 = 64, the value of (4096 +/40.96 is, fa) 74 (b) 60.4 (9) 64.4 (@ 70.4