Word Problems (2)( Week 44 Evaluation) 1. How many boxes which can hold 8 apples are needed to hold 144 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: Kevin, Nancy, David. After sort: , , . 3. In a group of 47 high school students, 24 of them took Science, 27 of them took Biology, and 15 took both subjects. How many of them took neither Science nor Biology? 4. Out of 90 people, 17 can both swim and ski, and 13 cannot swim nor ski. If 49 people can swim, how many people can ski? 5. There are 18 tables numbered 1-18 which are equally spaced around a round garden in the number order. What is the number of the table directly across from the table numbered 6? 6. The charge for a taxi ride in a city is $3.00 for the first mile and then $0.50 for each additional mile. What is the cost for a ride of 15 miles? 7. Martha spent exactly $1 for 5-cent stamps and 13-cent stamps. How many 5-cent stamps did she buy? 8. If the cost of 4 apples is equal to the cost of 5 oranges, and the cost of 7 oranges is equal to the cost of 8 pears. How many apples would have the same cost as 120 pears? 9. The edges of a square area is 500 yards. Eric go 140 yards due north from the center of the square , and then walk 110 yards due east. In which of the following will Eric walk out of square ranges from current point?
I. due east 186 yards
II. due west 396 yards
III. due west 306 yards 10. A fast clock gains 2 minutes per hour and a slow clock loses 8 minutes per hour. At a certain time, both clocks are set to the correct time. At some point in the next 6 hours, the slow clock registered 07:00, and at the same moment the fast clock registered 08:00. What was the correct time at that moment (Express your answer as HH:MM)? |