A postcard has an area of 10 square inches. Two enlargements of the postcard have areas of 40 square inches and 160 square inches. In each postcard, the length is 2 1/2 times the width.

Which of the following could be the dimensions of the postcard or one of the enlargements? Mark all that apply.

A 4 inches by 20 inches

B 8 inches by 20 inches

C 4 inches by 10 inches

D 2 inches by 5 inches

E 5 inches by 8 inches

answer: 1inch=7days  

12inch=12*7=84days

step-by-step explanation:

3 3 6, because in every triangle the longer side is always shorter than the sum of the other two

it's 100

step-by-step explanation:

22, 28, 34, 40, 46

b)   f(n) = 6n + 16

  n = what is the number of the row ( 22 would be row 1) so if we replaced n with 1, we would get 22

c)   the  14th  row will have 100 seats

(1)   (2)   (3)   (4)   (5)   (6)   (7)   (8)   (9)   (10) (11) (12) (13) (14)

22 | 28 | 34 | 40 | 46 | 52 | 58 | 64 | 70 | 76 | 82 | 88 | 94 | 100

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