liana8

02.04.2021 • 

Mathematics

Worth after three years! 6
a
b
Simon's salary has increased by 6% p.a. over the past three years. It is now $35730.40 p.a.
What did he earn per year three years ago?
What is his gross monthly salary at the present rate?
His deductions each month amount to 22.5% of his gross salary. What is his net pay per month?
A new car cost $14875. Three years later, the insurance company valued it at $10 700. Calculate the percentage
reduction in value over the three years,
8 Exercise equipment advertised at $2200 is sold on sale for $1950. What percentage discount is this?
1
Past paper questions
Robert buys a car for $8000.
At the end of each year the value of the car has decreased by 10% of its value at the beginning of that year.
Calculate the value of the car at the end of 7 years.
[2]
Cambridge IGCSE Mathematics 0580 Paper 22 08 October November 2015
2
Anita buys a computer for $391 in a sale.
The sale price is 15% less than the original price.
Calculate the original price of the computer.
​

Ответ:

tristanart5749

15.04.2021

Mathematics

---

So first you do  length x width x height in this case 1.4 x 1.4 x 1.4

---

0,0(0 оценок)