内容提示: Department of Mathematics, Sinclair Community College, Dayton, OH 1PROBLEM SOLVING Rate-Time Problems, Proportions, Solving Formulas for a Letter Rate-Time Problems Rate-time problems usually have to do with either distance traveled or work performed. The basic equations are: d = r ·...
题目【题目】(Problem Solving《Rate and Average》 Primary5 Question #24)Five sisters share a sum of $200. Each sister, except the youngest, gets $10 more than her next youngersister. How much money does the eldest sister get? 相关知识点: ...
【题目】(Problem Solving《Rate and Average》 Primary5 Question #37)If I start with the number 5 and count by 8s, I willobserve the following sequence of numbers5, 13,21,29,3895 is the 1st term, 13 is the 2nd term, 21is the 3rd term, and so on up to 389 which is the Nth term...
Consecutive even numbers are even numbers that follow each other in order, as in the case of 2, 4, 6, 8 and 10. The sum of five consecutive even numbers is 290. What is the largest of the five numbers?相关知识点: 试题来源: 解析 The largest of the five numbers is 62. 290÷5=58...
If l start with the number 3 and count by 5s, I will observe the following sequence of numbers:3 8 13 18 23 ⋯ A new sequence is formed when I start with a different number and count by a different number.If the second number of the new sequence is 12 and the 5th number is 33...
(Problem Solving《Rate and Average》 Primary5 Question #30) Sherman earned a total of ＄295 for working five days on a part-time job. Each day after the first day, he earned ＄2 more than what he earned the day before. How much did Sherman earn on the first day? 相关知识点: 试题...
1【题目】(Problem Solving《Rate and Average》 Primary5 Question #22)T he table below shows the rates for water consumption.Consumption BlockRate1to40m^3s1.17perm^3 Above 40m3$1.40 per m3(1) Mr Wong's family used 39m3 of water. How much did Mr Wong pay for the water bill?(2) Mr ...
facial expression.When we’re in a group,these signals can spread to another person.For example,there’s the obvious tendency to smile when smiled at and there are less obvious changes that reflect emotions of surprise,anger or sadness such as a change in our heart rate and blood pres-sure...
If you kept accurate tabs on your workday, you would probably find that at least 75 percent of your time and energy are devoted to solving problems. Many are minor, to be sure, and relatively routine. Others--the ones that require ingenuity and a summoning of all the resources at your ...
Actively prepare yourself to cope with anything that can go wrong during problem solving process. We cannot control everything with 100% successful rate because the unexpected happens in life; thus, you need to anticipate the result after each of your action. Figure out what can get in and ou...