15 last year, jora spent
30% of his salary on rent
of his salary on entertainment
of his salary on living expenses.
he saved the rest of his salary.
jora spent £3600 on living expenses.
work out how much money he saved.

$378.95

Step-by-step explanation:

Change it all to fractions.

3/10 of her salary on rent

2/5 of her salary on entertainment

1/4 of her salary on living expenses.

Add them

3/10 + 2/5 + 1/4 = 6/20 + 8/20 + 5/20 = 19/20*S

(19/20)*S = 7200

S = 7200*20/19

She saved the remaining 1/20 of S = 7200/19

saved =~ $378.95

step-by-step explanation:

from the graph attached below:

domain of graph is the value of x for which the given function profit function p(x) is defined.

(a) the domain represents the number of years for which the outlet will earn a profit.

range of profit function defines the lowest to highest value of profit earned.

(b) the range of this function is (0 , 160 ). for this function, the range represents the outlet's profit earned.