I will give brainlest thanked daily and 5 starred if you get this correct
good luck

may i have a brainlist and it is 28.8 is says

Step-by-step explanation:

12

Step-by-step explanation:

ratio of work of robert to Jenny is 3 to 5

let these ratios be 3x and 5x

then

3x+5x=48

x=6

so work of robert is 18 and Jenny is 30

jenny did 12 work more

me

step-by-step explanation:

d. $180

step-by-step explanation:

if the dimensions of the room is 9ft by 12 ft, we have the area of the floor as,

so the area of the floor is 108 square feet, converting that into square yards we get,

the cost of carpet is $15 per square yard, therefore the cost of carpet for 12 square yards is,

hence, the cost of carpet is $180.

assuming the dimensions of the room be,

15 ft by 12 ft

so, the area of the floor of that room is,

we can convert 180 square feet into square yards, we know that,

1 sq ft = 0.111 sq yard

so, 180 square feet is,

so the area of floor is 20 square yards.

now, the cost of carpet is 15 dollars per square yard, therefore the cost of carpet for 20 square yards is,

so, it will cost $300.