নিচের মাত্রার ক্রম লিখ: (i) 8 (ii) 49 (iii) 52 (iv) 999 (v)

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

Find : ( i ) (ii) (ii) (iii) (iii) (iv)

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

Write the Roman numberal for each of the following : (i) 84 (ii) 99 (iii) 145 (iv) 406 (v) 519

Test the divisibility of each of the following numbers by : (i) 205 (ii) 90 (iii) 1174 (iv) 57930 (v) 60005

Which of the following cubes of even numbers? (i) 216 (ii) 729 (iii) 512 (iv) 3375 (v) 1000

Find the squares of the following numbers using the identity (a-b)^2=a^2-2a b+b^2: (I)395 (ii) 995 (iii) 495 (iv) 498 (v)99 (vi) 999 (vii) 599

Write the successor of each one of the following : (i) 201 " " (ii) 70 " " (iii) -5 (iv) -99 " " (v) -500

Test the divisibtlity of the following numbers by 8 : (i) 9364 (ii) 2138 (iii) 36792 (iv) 901674 (v) 136976 (vi) 1790184

Round off the following number to 3 significant digits- (i) 899.68 (ii) 987.52 (iii) 2.0082 (iv) 336.5 (v) 335.5