susandando
Answered

while working on his science fair project, julian noticed changes in the cultures he was growing. he noticed that the cultures were increasing daily as displayed in the chart.

1-4
2-9
3-16
4-25

if the increase continues at the same rate, how many cultures will be present on the 9th day?

Answer :

1 day = 4
2 day = 9-4=added 5
3 day = 16-9 = added 7
4 day = 25-16= added 9
5 day = 25+11 = 36
6 day = 36 +13 =49
7 day = 49+15 = (keeping adding by 2 more each time)
8 day =
9 day = 

Other Questions