An experienced teacher writes an exam so that, on average, about 5% of students will earn an A grade. If she has 40 students in her class and their performance is independent, what is the probability that at least one student gets an A

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

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

i dont get the question

step-by-step explanation:

what