Susan drove at an average speed of 30 miles per hour for the first 30 miles of a trip and then at an average speed of 60 miles per hour for the remaining 30 miles of the trip. If she made no stops during the trip, what was Susan's average speed, in miles per hour, for the en...
The harmonic mean is defined, and examples of problems viewed suitable for classroom exploration are presented. Such exercises provide many opportunities for students to engage in interesting nontrivial problem-solving activities and practice on many algebraic skills. Class discussion of the arithmetic, ...
About60 percent of the average adult human body is made of water.This includes most of your brain, heart, lungs, muscles and skin, and even about 30 percent of your bones. Yet there's little scientific agreement about the exact amount of the stuff an individual should consume each day. ...
28 The average mass of some adults is 60 kg. There is an equal number of men and women. The average mass of the men is 70 kg Each statement below is either true, false or not possible to tell from the information given above. For each statement, put one tick (✓)in the correct...
ai want when you feel comfortable then we can meet 我要,当您感到舒适我们可以然后见面[translate] aMake sure you can write to current directory 正在翻译,请等待...[translate] aaccounted for on average 73% and 60% of the total 占平均73%和60%共计[translate]...
Currently:2 °C. Chilly. (Weather station: Filefjell, Norway).See more current weather Annual Weather Averages in Filefjell Filefjell is 82 kilometers from 60°28'19"N, 8°28'08"E, so the actual climate in 60°28'19"N, 8°28'08"E can vary a bit. ...
以上面例子为例: 每个数字被赋予数字 2: 10 x 2 = 20 20 x 2 = 40 30 x 2 = 60 average用法 average [原句] It has a warm climate with plenty of sunshine — the average temperature in January (summer) is 23.4℃ and in July (winter) it is 7.8℃. (P14) [点拨] average 在这里用...
According to a recent survey, the modem housewife spends an average of 60 hours a week on household work compared to 46 to 52 hours some 50 years ago; and a far greater part of her __ hours are spent in shopping.In grandma’s __, the butcher, the baker and the grocer’s shop ...
About 60 percent of the average adult human body is made up (1)___ water.This includes most of your brain,heart,lungs,muscles and skin,and even about 30 percent of your bones. There's no doubt(2)___water is of great importance to a healthy life.So how much water do you actually...
如果是使用office2007，应该为255个逻辑值。公式可以可以直接为：=IF(AND(H7="",H8="",H9="",H10="",H11="",H12="",H13="",H14="",H15="",H16="",H17="",H18="",H19="",H20="",H21="",H22="",H23="",H24="",H25="",H26="",H27=""...