Find the last two-digits of `15xx37xx63xx51xx97xx17` (a)35 (b) 45 (c) 55 (d) 85

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

The last two-digits in the multiplication 122xx123xx125xx127xx129 will be

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

What is the number of digits in the number (1024)^(4)xx(125)^(11)?35 (b) 36(c)37 (d) 38

Find the no. of zeros in the product of (5 xx 10 xx 25 xx 40 xx 50 xx 55 xx 65 xx 125 xx 80)

Fill in the blanks: .......xx(65-15)=35xx65-35xx15

Simplify: 14/25xx35/51xx34/49

Find using distributive property:a(a) 728xx101 (b) 5437xx1001 (c) 824xx25 (d) 4275xx125 (e) 504xx35

Evaluate the following : 102\ xx\ 106 (ii) 109\ xx\ 107 (iii) 35\ xx\ 37 (iv) 53\ xx\ 55