Question

Divide $150 into two parts such that the ratio pf the parts be 7:8.

Answer 1

Here,
Let the ratios be 7x&8x respectively,
Now,
7x+8x=$150
Or, 15x=$150
Or, x=$10
Hence,
7x=$70
8x=$80

Hope it helps ya

Answer 2

Ray diagrams can be used to determine the image location, size, ... The magnification equation is stated as follows: ... 5/(15x20)= 1/60 therefore v= 60 cm.