Which of the following values are even ?
(A)`21+18+9+2+19`
(B) `34xx28xx37xx94xx12712`
(C) `33xx35xx37xx39xx41xx43`
(D) `11xx11xx11xx11xx11xx.....`
(E) `1^10`
(F)` 39-24`

Find the factors of 330. (a) 2xx4xx5xx11 (b) 2xx3xx7xx13(c)2xx3xx5xx13(d)2xx3xx5xx11

Find the factors of 1122.3xx9xx17xx2(b)3xx11xx17xx2(c)9xx9xx17xx2(d)3xx11xx17xx3

7 xx 11 xx 13 xx 15 + 15 is a

1xx(-1)xx1xx(-1)xx ___ 11times = ?

Which of the following is terminating ((21)/(2xx5))((34)/(5xx3)((11)/(3))((39)/(3^(5)xx27))

Find each of the following products: (a) 3 xx (-1) (b) (-1) xx 225 (c) (-21) xx (-30) (d) (-316) xx (-1) (e) (-15 xx 0 xx (-18) (f) (-12) xx (-11) xx (10) (g) 9 xx (-3) xx (-6) (h) (-18) xx (-5) xx (-4) (i) (-1) xx (-2) xx (-3) xx 4 (j) (-3) xx (-6) xx (-2) xx (-1)

Find each of the following products: (a) 3 xx (-1) (b) (-1) xx 225 (c) (-21) xx (-30) (d) (-316) xx (-1) (e) (-15 xx 0 xx (-18) (f) (-12) xx (-11) xx (10) (g) 9 xx (-3) xx (-6) (h) (-18) xx (-5) xx (-4) (i) (-1) xx (-2) xx (-3) xx 4 (j) (-3) xx (-6) xx (-2) xx (-1)

H.C.F. of 4xx27xx3125 , 8xx9xx25xx7 & 16xx81xx5xx11xx49 is (a) 180 (b) 360 (c) 540 (d) 1260

3xx5xx7xx11+35 is ……. Number.