Word Problems (2)( Week 44 Practice) 1. How many boxes which can hold 32 apples are needed to hold 576 pounds of apples if two apples weigh one pound? 2. People are sorted by their last name in lots of cases. A school is trying to be fair, so students are sorted with various systems in different occasions. One of the systems is based on a calculated index of their first name. Let A=1, B=2, C=3, ..., Y=25 and Z=26. The calculated index is determined by adding the value of all letters in the name. Can you sort the following names based on the system in ascending index value (if both names have the same index value, keep their original order)? You need to type the names exactly as they are shown below with the first character in upper case. Before sort: Alice, George, Anne. After sort: , , . 3. In a group of 47 high school students, 25 of them took Biology, 30 of them took Chemistry, and 9 took both subjects. How many of them took neither Biology nor Chemistry? 4. Out of 80 people, 25 can ski, 66 can swim, and 23 can both swim and ski. How many people cannot swim nor ski? 5. 2 pencils and 3 pens cost 63 cents. 3 pencils and 2 pens cost 57 cents. How many more cents does a pen cost than a pencil? |