1.what is the 11th term in 20, 25, 30, 35, 40, 45?
2. what is the 15th term in 171, 161, 151, 141, 131?
3.what is the 24th term in 1, 23, 45, 67, 89?
4.what is the 90th term in 3, 6, 9,12, 15?
5.what is the 56th term in 300, 299, 298, 297, 296?
Answers
Answered by
0
Answer:
1) 50
2) 31
3) 507
4) 270
5) 245
explanation: use the formula
tn= a+(n-1)d
n- term to find
a- first term of the AP
d- difference between numbers in the AP
Similar questions