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Homework answers / question archive / Question 3 (2 points) x- c(7,3,4) How do you find what type of object x is? Class(x) class(x) object(x) type(x) Question 2 (2 points) x = c(7,3,4) y=c(-2,5,-7) tex-y What is t? t-(5,-2, 3) t-19
Question 3 (2 points) x- c(7,3,4) How do you find what type of object x is? Class(x) class(x) object(x) type(x)
Question 2 (2 points) x = c(7,3,4) y=c(-2,5,-7) tex-y What is t? t-(5,-2, 3) t-19.-2, 11) Ot-(% 8, 11) Ot=(5,-2, -3)
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Jill borrows $300,000 for 10 years at a fixed interest rate of i % p.a (EAR). If the loan is repaid in 10 equal year-end payments over the 10 years, the amount of the loan outstanding at the end of the 5th year will be: Select one: a. Less than $150,000 b. Greater than $150,000 c. Equal to $150,000
Solution
1)
Using type(x) we can find the vector type of c(7,3,4)
2)
(7+2, ,3-5, 4+7)
(9, -2, 11)
Option B
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Answer is Option c) Equal to $150,000
Years | Loan amount | Re-payment | Remaining at the end of year |
1 | 300000 | 30000 | 270000 |
2 | 270000 | 30000 | 240000 |
3 | 240000 | 30000 | 210000 |
4 | 210000 | 30000 | 180000 |
5 | 180000 | 30000 | 150000 |
6 | 150000 | 30000 | 120000 |
7 | 120000 | 30000 | 90000 |
8 | 90000 | 30000 | 60000 |
9 | 60000 | 30000 | 30000 |
10 | 30000 | 30000 | 0 |