21 and 7.
let the greater number be x and smaller number be y.
it is given that x = 3y.
it is also given that 4y + 5x = 133.
=> 4y + 5 * 3y = 133.
=> 4y + 15y = 133
=> 19y = 133
=> y = 7
then, x = 3y = 3 * 7 = 21.
hope this helps. :)
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