Question

Olivia has blue pink and orange counters in a bag . The ratio to blue pink and orange is 4:5:2 what ratio is blue and what ratio is orange as a fration.

Answer 1

Answer:

Let the no. of oranges =x= no. of bananas

cost price =5x+2x=7x

Gain on oranges =

100

20

×5x=x

Gain on Bananas =

100

15

×2x=0.3x

Profit ⇒1.3x=390

⇒x=

1.3

390

=300

Answer 2

Answer:

I don't know the answer.