30. It is the 3rd option from the top. 31. The answer is the first option, 10/7. 32. The answer is the second option, xy/2 33. This is the fourth option, 2w+10 34.This is the third option, 5 hours. 35. This is the fourth option, 6h=18 36.This is the first option. 37. This is the first option from the top. 38. This is the second option, y= x-5 39. This is the third option from the top.
