E. Represent each of the following quantities by the appropriate integer.
Example: A decrease in score of 40
31. A gain in weight of 7 kilograms
32. 100 meters below sea level
33. Backward steps of 6
34. A bank deposit of P 500
35. A counterclockwise move of 20 degrees
36. A temperature ai 15° above 0
37. A debt of P 500
38. A deficit of P 50
39. Interest increased by 10%
40. An increase in height of 5 centimeters​