Mr. Alpert’s house has 40 windows. Kids playing baseball outside the house broke 10% of the windows.

Step-by-step explanation:

Number  of windows broken = 10% of 40

2.56 is the width of the garden

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