Two ratios that are equivalent to 7:10

Step-by-step explanation:

Start with 7:10.  

Arbitrarily choose the multiplier 2.  Multiply numerator (7) and denominator (10) by 2, obtaining 14/20.  This is numerically equivalent to 7:10.

-21/(-30) is another example.  It reduces to 7:10.

21:30, 14:20,

Step-by-step explanation:

jjhjhhjjh

step-by-step explanation:

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540