| 14 Four were missing. They were probably on the road or in that boy�s pocket |
| 15 The point average is eight plus six plus eight, divided by three. That is twenty-two divided by three, which is seven point three, three, three, a very very good result. |
| 16 It adds up to an hour a week. In a year that would come to fifty two hours, and that is a lot. It is enough to maintain a fairly high level of performance both in jogging and in English. |
| 17 It flies because of its design. It needs a lot of power, but only to reach the speed where the design becomes operative allowing the plane to take off. |
| 18 I had to go out twelve times. It was night, it was cold, and we all were very tired. From stories about icebergs I knew that water takes up more space when it freezes. While a liter is always a liter and a kilo is always a kilo, that liter will not always contain a kilo. It is confusing. But who could imagine that a big pan of freshly fallen snow collapses into almost nothing? |
| 19 A strange story. Where did the detective keep all these coats, jackets, and hats that he bought for this job? Did he have a car parked near? Did he go back to his car every now and then to change clothes? Wouldn� t that draw a lot of attention? And who, except a detective, wears a hat? At any rate, at the end of the story there was only one man or woman in the shop |
| 20 He will be fined. If the police know him, they might let him go with just a warning |
| 21 He will have to work for something between three and four days, that is, three point three days. |
| 22 By the year 2000 the tree would be 1,524 years old. This is very old, even for a tree. But some trees get older than that. |