Question

1 by 4 + 13 by 4 + 19 by 4 + 21 by 4 + 15 by 2​

Answer 1

●This equations means:—

=1/4 + 13/4 + 19/4 + 21/4 + 15/2

●Here L.C.M. of 4,4,4,4,2 is 4

:. 1+13+19+21+30/4

=84/4

●In Simplest form

=21/1

—————OR—————

=21 ANSWER