Write the following numbers as powers of 2:
(i) 2 (ii) 8 (iii) 32 (iv) 128

Write the following numbers as power of 3 : (i) 3 (ii) 9 (iii) 243 (iv) 1

Express each of the following numbers is exponential form: (i)128 (ii) 243 (iii)3125

Which of the following numbers are not perfect cubes? (i) 216 (ii) 128 (iii) 1000 (iv) 100 (v) 46656

Write first five multiples of each of the following numbers: (i) 25 (ii) 76 (iii) 125 (iv) 729

Find which of the following numbers are divisible by 2 : (i) 192 (ii) 1660 (iii) 1101 (iv) 2079

Write the following fractions in words : (i) 2/7" (ii) "3/10" (iii) "15/128

Write the prime factorisation of the following numbers in the exponential form: (i) 72 (ii) 360 (iii) 600 (iv) 2280 (v) 4725

Write the following decimal numbers in expanded form: (i) 267.8 (ii) 32.05 (iii) 803.207 (iv) 7.008

Draw the number line and represent the following rational numbers on it : (i) 3/4 (ii) (-5)/8 (iii) (-7)/3 (iv) 7/8

Write the following in the form of ordered pair : (i) 3-2i (ii) a+bi (iii) -3-2i