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Hi
The following table shows Joy's transactions over the last 3 months relating to a loan taken out on January 1. The interest is calculated at the end of each month and repayments are made at the end of each month.
Jan 8000 60 500 p
Feb 7560 56.70 500 7116.70
March 7116.70 q r 6517.11
(Note: The above is suppose to be a table but I had trouble downloading an attachment)
(a) calculate p: I got 7560
(b) calculate the annual rate of interest applied to months JAN and Feb
(c) Calculate q and hence r
I don't know how to calculate the rate. Can you please provide me a step by step process on how to find the rate and the formulas to use.
thank you
third time lucky
hopefully this post will show the attachment
Hello
How do you find the angle for this triangle using the sine rule.
Thank you
Thank you for the help
I wrote the other questions incorrectly
X= ab2 ÷3 - 2ab (a)
1/x + 1/y = 2/z (y)
Q. Rearrange each of these formulae to make the pronumeral in the brackets the subject (all pronumerals represent positive numbers.
There were two more which I have not included because I think I got them right. I have trouble what to do first with these formulae like when to divide, take, add, multiply, factorise or expand.
X = C/(T-L) (T)
X= ab2 - 2ab (a)
3
T= 2π √(L/g) (l)
1/x + 1/y + 2/z (y)
Help is greatly respected and appreciated
Thank you
Hi
Having trouble with the following questions
Amateur golfers playing in weekly competitions are given a playing handicap.
A handicap is like an allowance against the par for the course.
Table of examples
Par Score Golfers Raw Score Handicap Net Result
72 80 8 72 --> Played to teh handicap
72 90 15 74 --> 3 shots over
70 94 26 68 --> 2 shots under
Generally you have a good round if your net result is equal to or better than par.
Handicpas are adjusted after every round played. From April 2010 onwards, a new handicap system is being used-more about that later
The old handiciap system was a little complicated due to a number of factors. For this investigation adn to keep things simple, we will asume the following about hte old system - your own research or knowledge of the game my indicate some differences which we won't use here.
THE OLD HANDICAP SYSTEM
For every shot better than par, your handicap reduced by 0.2
If your net result equals par - no change
If your net result is worse than par, your handicap incresaes by 0.1
Table of Examples
Par Score Golfers Raw Score Exact Handicap Handicap Net Result
72 80 8.3 8 72 --> 8.3
72 90 15.5 16 75 --> 15.6
70 94 26.7 27 68 --> 26.1
questions
Q.1 Who is better golfer, someone with a handicap of 8 or someone with a handicap of 17
I am assuming it is the person with the handicap of 8 but how do I explain this mathematically
Q.2 Can a golfer have a O or negative handicap
Can the following be done: Say the person had a handicap of 2. His par result say was 70 and his net result was ten times better (60) than thats 0.2 X 10 = 2 so 2-2 =0
So it is yes you can have a 0 or negative handicap. What is a better way of explaining this?
Q.5 what handicap do you play with if your exact handicap is 12.5
Are they asking for the playing handicap if it is I think it would be 13 as I can see on the table they are rounding it
Help is Greatly appreciated and respected
Hi
I dont know how to find the recursive definition of the following
2 + a, 3 +3a, 4 + 5a
And for the next question is there a formula to solve this or do I solve it through trial and error?
The 8th term of an arithemtic sequence is 21 and the 20th term is 105. Find the common difference and the first term.
help is greately appreciated and respected
Cheers
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