There are 80 classrooms in a building, 50 classrooms have Multimedia system, 31 classrooms have a Smart Board system, and 13 classrooms have both Multimedia and Smart Board. a) Draw a Venn diagram to represent the given information.

b) Do you need to make any changes to your Venn Diagram if there are 67 classrooms in
the building? Explain your answer.

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d

$3,200 x 7.25% = $3,200 x .0725 = $232 interest monthly

$232 monthly x 12 annual = $2, 784

step-by-step explanation:

2 x 503

step-by-step explanation:

its 1006