Sequences And Series

All new and solved questions in Sequences And Series category

1 answer
A= gm solve for g=
a= gm solve for g=...
1 answer
What is the probability of drawing a yellow marble or a red marble from a bag containing 12 yellow marbles, 16 red marbles, and 15 green marbles
What is the probability of drawing a yellow marble or a red marble from a bag containing 12 yellow marbles, 16 red marbles, and 15 green marbles?...
2 answers
Please help me solve this math problem: Tom is 3 times as old as Todd
Please help me solve this math problem: Tom is 3 times as old as Todd. In 4 years Tom's age will be 6 years more than 2 times as old as Todd. How old is Todd? I've tryed using a Chart to slove this math problem. But it wasn't working out. Can you help me find an easyer way to slove it?...
1 answer
Is the following sequence arithmetic or geometric
Is the following sequence arithmetic or geometric? 1/2, 1/10, 1/50, 1/250, 1/1250... Find the common difference or ratio depending on your decision to the first part of the question....
1 answer
[A]the 18th term of an arithmetic progression is 25
1.[A]the 18th term of an arithmetic progression is 25.find it 1st term if is common is 2? [b1]find the common ratio[b2]the 8th term [b3]nth term of the geometric progression...
1 answer
Find the 6th term of the sequence which has a first term of 5 and has a common ratio of 4.2
find the 6th term of the sequence which has a first term of 5 and has a common ratio of 4.2...
2 answers
How many times on a digital clock in a 24hr span will the same digit appear at least 3 times in a row
How many times on a digital clock in a 24hr span will the same digit appear at least 3 times in a row?...
2 answers
Please helpe me solve this math problem: Cheryl is thirteen years more than twice as old as Brad
Please helpe me solve this math problem: Cheryl is thirteen years more than twice as old as Brad. In 11 years the sum of thire ages will be 92. How old is Cheryl now?...