ACTIVITY 4 Solve the following problem.


1. The elevation of the highest point in a region is 945 m above sea level. If the difference between the highest point and the lowest point in the region is 1 025 m, find the elevation of the lowest point.


2. The price of a certain stock at the beginning of the week was P49.00. Here are the changes in price during the week: +2, +3, -2, -3, -1. What is the price of the stock at the end of the week?


3. Ana owes P1,000.00 at her favorite clothing boutique, so the balance in her account is -P1,000.00. If she goes shopping and triples the amount she owes, what will be the present balance in her account?


4. The price of cooking oil increased P30.00. If the increase was spread equally over 15 days, how much did the price increase in one day?


5. A recipe for six servings call 1 cups of mushroom. Use this information to solve the following: a. If you want to make cight servings, how much mushroom is needed? b. If you want to make four servings, how much mushroom is needed?​