Question 1089574

x + y = 90                      
x/y = 1/2  —>  2x = y    

Substitute for y in the first eqn:   x + (2x) = 90  —>  3x=90 —> x = 30, y = 60

Ans: {{{highlight(30^o) }}} and {{{ highlight(60^o) }}}