Answer:
390
Step-by-step explanation:
The formula of sum of arithmetic sequence is 
The number of this series are 2, 4, 6, 8, 10, 12, . . . . , 60.
The first term ( a ) = 2
The 30th even number is 60
The Tn is the term of the sequence
So the equation is
30/2 x ( 2 +
)
= 60
30/2 x ( 2 + 60 )
30/2 x (62)
1860/2
390
Answer:
1700
Step-by-step explanation:
Answer:
largest: 7/3 smallest: 3/7
Step-by-step explanation:
the answer kinda explains the question on its own, but all it really is, is put largest on the smallest, or put the smallest an the largest.
Answer:
63
Step-by-step explanation:
12x6=72
72-9=63
the answer is 63