Question

No 7 please give the ans

Answer 1

Answer:

which subject tell me then I will give the answer

Answer 2

Answer:

19125 and 23375

Step-by-step explanation:

let the cost be x and y

given

$x + y = 42500$

also

$1.1x = 0.9y$

$1.1(42500 - y) </strong><strong>-</strong><strong> .9y = 0$

$46750 = 2y$

y=23375

hence x=19125