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

The H.C.F. of 2^4xx3^2xx5^3xx7, 2^3xx3^3xx5^2xx7^2 and 3xx5xx7xx11 is (a) 105 (b) 1155 (c) 2310 (d) 27720

Write the H.C.F of 2xx 5 xx p xx q and 2 xx 2 xx 5 xx q xx r

If 4xx5xx2=524,3xx7xx2=723 and 6xx8xx7=876 then 9xx4xx5=?

The number of zeros at the end of the product 5xx10xx 15xx 20xx 25xx30xx35xx40xx45xx50 is 5 (b) 7 (c) 8 (d) 10

Find the LCM of 2 xx 3 xx 5 xx 7 and 3 xx 5 xx 7 xx 11

Find the LCM of 2 xx 3 xx 5 xx 7 and 3 xx 5 xx 7 xx 11

2xx3=49,5xx6=2536,1xx9=181,4xx7=?

(27xx4-13xx6)/(25-:5xx2)=

4xx9xx3 xx 6 = 6493, 2xx8xx1xx 8 = 8281, 3 xx 8 xx 5 xx 7 = ?

Find the sum by suitable rearrangement: (a) 2xx1768xx50( b ) 4xx166xx25 (c) 8xx291xx125 (d) 625xx279xx16 (e) 285xx5xx60 (f) 125xx40xx8xx25