1. Heroshi wants to travel Asia. He will start and end his journey in Tokyo and visit Hongkong, Bangkok,

Seoul, and Beijing. The airfares available to him between cities are given in the table. Draw a weighted

graph that represents the travel costs between cities and find the total travel costs.

Tokyo Hongkong Bangkok Seoul Beijing

Tokyo --- $845 $1275 $470 $880

Hongkong $845 --- $320 $515 $340

Bangkok $1275 $320 --- $520 $365

Seoul $470 $515 $520 --- $225

Beijing $880 $340 $365 $225 ---

2. A food delivery personnel is tasked to deliver orders to four nearby buildings: A, B, C, and D. The table

below shows the time (in minutes) for the delivery personnel to travel from one building to another. Draw

a graph to model the data and help the personnel to plan out an efficient route to deliver the order at the

least possible time.

Store A B C D

Store --- 25 7 25 17

A 25 --- 20 8 15

B 7 20 --- 23 14

C 25 8 23 --- 24

D 17 15 14 24 ---

3. Rang-ay Bank is offering to double your money. If you invest with them Php1,500 at 6% interest

compounded quarterly, how long will it take to double your money?

4. Daryl wants to have a total of Php10,000 in two years so that he can have an upgrading of his bike. He

finds an account that pays 5% interest compounded monthly. How much should Daryl deposit into his

account so that he will have Php10,000 at the end of two years?

5. Discuss and differentiate global market index and national market index. Cite illustrations.