The answer to the question is b
Answer:
1260 ounce of the fluid.
Step-by-step explanation:
Dimension of hallway = 90 feet × 7 feet
Area of the hallway = 90 × 7
= 630 square feet
Given that 1/2 (0.5) of a fluid ounce is required per square foot, the amount of cleaning situation to clean the hallway can be determined as;
= 
= 
= 1260 ounce
The amount of cleaning situation required to clean the hallway is 1260 ounce of the fluid.
Interest = (Principle x Rate x Time in years)/100
= (1200 x 3.5 x 2)/100
= 84
The simple interest would be $84.
Answer:
10
Step-by-step explanation:
x-7=?
x=17
17-7=10
7+10=17
17=17 Correct :)