Jony is 2 now and is 2x older than Chika. So Chika is 1 year old. This means Chika is 1 year younger than Jony. When Jony is 30, Chika is 29
3.2128 is a rational number
Answer:
z^ {8/5}
Step-by-step explanation:

A) 1/2 bc half of the spinner is white
B) 1/2, 0.5
C) is the last one, the bottom one to be right
4c + 36 because you have to multiple 4 x c which is 4c and then you have to multiply 4 by 9 which gives 4c + 36 (hope this helps)