Answer:
21 the nth term is 4n-3
Step-by-step explanation:
1 , 5 , 9
increasing by 4 each time
an = a1 + d(n-1)
where a1 = 1st term
d =common difference
n = term number
a6 = 1 + 4(6-1)
a6 = 1 +4(5)
a6 = 1 + 20
a6 = 21
an = a1 + d(n-1)
an = 1 + 4n-4
an = 4n -3
an = 4n-3
Answer:
175<=12.5x+40
Step-by-step explanation:
She starts with 40 points already so you add in those 40 then since she gets 12.5 points per visit that is your x, so you set that as greater than or equal to 175
Answer:
72km
Step-by-step explanation:
alex : tomos : annabelle = 2 : 3 : 4
if tomos drove 24km
tomos ratio is 3
so 3 --> 24
<em>1 --> 8 </em>
<u>total ratios --> 2 + 3 + 4 = 9</u>
so total journey is 9 --> 9 * 8 = 72km
Answer: It is C. None of the above
