How many multiples of 4 are between 5 and 125?
Answers
Answered by
21
Hey mate here's your ans.
Required A.p will be 8,12,16....124
Given:a=8,d=4,tn=124
To find:n=?
Solution:tn=a+(n-1)d
124=8+(n-1)4
124=8+4n-4
124=4+4n
124-4=4n
120=4n
n=120/4
n=30
Thus there are 30 multiples of 4 between 5 and 125.
Thank you
Answered by
1
Answer:
There are 30 multiples of 4 between 5 and 125.
Step-by-step explanation:
Required arithmetic progression will be 8,12,16....124
Given:
a=8, d=4, tn=124
To find: n=?
formula for finding this is:
tn=a+(n-1)d
124=8+(n-1)4
124=8+4n-4
124=4+4n
124-4=4n
120=4n
n=120/4
n=30
Thus there are 30 multiples of 4 between 5 and 125.
Similar questions