1. Find the area of a square pool whose side length is 25 feet.
ANSWER: 625 square feet
SOLUTION:
- Area = side × side or
- 25 feet x 25 feet
- 625 square feet
2. The expression 1.5d +20 predicts the height in cm of a plant d days from today, what is predicted height of the plant 15 days from today?
ANSWER: 42.5 cm
SOLUTION:
- h(d) = 1.5d + 20
= h (15) = (1.5 × 15) + 20
= 22.5 + 20
= 42.5
3. Dorcas, a salesclerk, is paid Php 300 per day for an 8-hour shift and Php 60 per hour for overtime How much will she receive for the week if she worked from Monday to Friday and had 6 hours overtime?
Answers & Comments
1. Find the area of a square pool whose side length is 25 feet.
ANSWER: 625 square feet
SOLUTION:
- Area = side × side or![s^{2} s^{2}](https://tex.z-dn.net/?f=s%5E%7B2%7D)
- 25 feet x 25 feet
- 625 square feet
2. The expression 1.5d +20 predicts the height in cm of a plant d days from today, what is predicted height of the plant 15 days from today?
ANSWER: 42.5 cm
SOLUTION:
- h(d) = 1.5d + 20
= h (15) = (1.5 × 15) + 20
= 22.5 + 20
= 42.5
3. Dorcas, a salesclerk, is paid Php 300 per day for an 8-hour shift and Php 60 per hour for overtime How much will she receive for the week if she worked from Monday to Friday and had 6 hours overtime?
ANSWER: 1,800 for 5 days.
SOLUTION:
- 300 per day × 5 days
= 1,500 for 5 days
- 60 per hour × 5 days
= 300 for 5 days
- 1,500 per day + 300 per day
= 1,800 for 5 days.