Choose all the correct answers. The table shows the number of boys and girls in a gymnastics class.

Girls Boys
65 35

Identify the ratios that are equivalent to the ratio of the number of girls who attend gymnastics class to the total number of students in the class.

A. 20 : 13
B. 20 : 7
C. 13 : 20
D. 7 : 20
E. 13 : 7
F. 65 : 100
G. 13 : 9
H. 100 : 65
I. 9 : 13
J. 7 : 13

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

quit

step-by-step explanation:

18.8cm hope i at all

step-by-step explanation: