Answer:
12
Step-by-step explanation:
this equation can be derived from the question
55 - 4x < 10
< = less than
x = number of days
solve for x
55 - 10 < 4x
45 < 4x
x < 11.25
at the 11th day, there would be 11 keys left
on the 12th day, there would be 7 keys left
the correct answer is 12 days
Answer:
Two geometric figures are similar if their corresponding angles are equal and their corresponding sides are proportional. A ratio is a fraction which compares two quantities. In two similar geometric figures, the ratio of their corresponding sides is called the scale factor.
Step-by-step explanation:
Assuming that you mean 7500 a year, Alex would have to pay 30,000 over the course of 4 years. His scholarship will bring that total down to 29,750. If he has four years to save, each year he should be saving $7,437.50. (29,750/4). For each month, he should be saving a total of $619.79 (7,437.50/12)
Answer:
Step-by-step explanation: