Answer:
(16.5 + 1.5n)° = (12 + 2n)° [given]
=> 16.5 – 12 = 2n – 1.5n
=> 4.5 = 0.5n
=> n = 4.5/0.5
=> n = 9
Answer:
Step-by-step explanation:
Given
<em>See attachment for circle</em>
Required
Find 
From the attachment, we can see that:
is at the circumference
is in at the center
From cyclic theorems,
The relationship between ABC and ADC is:
Make ABC the subject
Substitute:
Answer:
y=−3x+5/2
Step-by-step explanation:
Answer: 2.5%
Step-by-step explanation:
From the question, we are informed that John borrowed $20,000 from Beth and that he pays $500 per month in interest.
The percentage interest rate would be calculated thus:
= Amount paid as interest / Amount borrowed × 100
= 500/20000 × 100
= 2.5%
