Answer:
Option B
Step-by-step explanation:
Since, number of calories 'C' burned is proportional to the number of minutes (m) given to the exercise,
C ∝ m
C = km
Where k is the proportionality constant.
From the table attached,
For C = 250 calories and m = 30 minutes,
250 = 30k
k = 
= 
Therefore, equation representing this situation will be,
C = 
Option B will be the correct option.
Answer:
765854sdfgh
Step-by-step explanation:
Answer: 9: c , 10: a ,11 :d 12: a
Step-by-step explanation:
400.00 in scientific notation would be 4×<span>10^2</span>
Joubert hint all ineyzreytfcfvbubu equals 9