Hello,
It is true that the sequence is arithmetic. Its common difference, of subtracting 7 each time, is always going to subtract 7 from each number.
Hope this helps!
May
I think the answer is 300+20+8
and 400+7 :)
Answer:
360
Step-by-step explanation:
T = K(1/H)
Whereas T = seconds
H = cooker setting
K = the constant of proportionality
T = (240/6)/(1/9) = (240/6)x9 = 360
Answer:
20
Step-by-step explanation:
4x+5x=180
x=20