Your grandma lives 300 miles away. to go to her house, your average is 60 miles per hour(60mph). on the way home, you travel a bit slower at 50 miles per hour (50mph). what was your average speed for the entire round trip?

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450

77

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