Sami read 12 books in 7th grade. In 8th grade she read 18 books. What is the percent of increase on the number of books that Sami read

50% Increase

Step-by-step explanation:

first you can find half the number of the first amount

then in the case it is 6 so 12+6=18.

20

Step-by-step explanation:

The percent of increase is 20%.

In order to solve this problem you have to solve this equation:

18-15/15

3/15

0.2 = 20%

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40

10 b/c 5*2 =10

step-by-step explanation: