Write the order of magnitude of the following :
(i) 8 (ii) 49 (iii)52 (iv) 999 (v) 1001 (vi) 753000 (vii) 0.05 (viii) 0.99

Write the order of magnitude of the given measurments: (i) 57 (ii) 1001 (iii) 879000 (iv) 0.04 (v) 38750000 (vi) 0.00000681 .

Write the following in Roman numerals: (i) 49 (ii) 69 (iii) 72 (iv) 89 (v) 98 (vi) 92

Write the following in Roman numerals: 49 (ii) 69 (iii) 72 (iv) 89 (v) 98 (vi) 92

Which of the following are prime numbers ? (i) 103 (ii) 137 (iii) 161 (iv) 179 (v) 217 (vi) 277 (vii) 331 (viii) 397

Find the squares of the following numbers: (I)425 (ii) 575 (iii) 405 (iv)205 (v) 95 (vi) 745 (vii)125 (viii) 995

Find the squares of the following numbers: (I)425 (ii) 575 (iii) 405 (iv)205 (v) 95 (vi) 745 (vii)125 (viii) 995

What will be the unit digit of the squares of the following numbers? (i) 81 (ii) 272 (iii) 799 (iv) 3853 (v) 1234 (vi) 26387 (vii) 52698 (viii) 99880 (ix) 12796 (x) 55555

Test the divisibility of each of the following numbers by 3 : (i) 83 (ii) 378 (iii) 474 (iv) 1693 (v) 20345 (vi) 67035 (vii) 591282 (viii) 903164 (ix) 100002

Express each of the following as a Roman numeral : (i) 164 (ii) 195 (iii) 226 (iv) 341 (v) 475 (vi) 596 (vii) 611 (viii) 759