Question

(5) ( frac{3}{7}=frac{a}{42} ) [ qiven they are ( a=frac{3 x u^{2}}{x} ), equivalent [ begin{array}{l}a=18 text { (6) multiplicative inverse is } f text { in } text { is } 1 / 0=inftyend{array} ]

# Sol. True. 5. The value of a for which two rational numbers 3 are equivalent, is 7 42 Sol. a = 18. 6. The multiplicative inverse of O is

Solution