Answer must be 24

Question

Using these numbers my answer has to equal 24. Need to add, subtract , divide, or multiply with the numbers 1,3, 8,10 but the answer must be 24. Must use all four numbers and can only use each number once.

Answer 1

(8/3)*(10-1)

(8/3)*(9)

72/3

24

Answer 2

3x8 = 24

 

Are you only allowed to choose two numbers and one thing to do with them? Do you have to use all of them?