Arithmetic - math word problems
Number of problems found: 1913
- Insert 4
Insert 3 arithmetic means between 3 and 63.
- Difference AP
Calculate the difference of arithmetic progression if the sum of its first 19 members Sn = 8075 and the first member is a1 = 20
- Finite arithmetic sequence
How many numbers should be inserted between the numbers 1 and 25 so that all numbers create a finite arithmetic sequence and that the sum of all members of this group is 117?
- The sum
The sum of the first 10 members of the arithmetic sequence is 120. What will be the sum if the difference is reduced by 2?
- Angles of a hexagon
Find the interior angles of a hexagon if the sizes of the angles form an arithmetic sequence and the smallest angle is 70°.
- Common difference
The 4th term of an arithmetic progression is 6. If the sum of the 8th and 9th term is -72, find the common difference.
Calculate the sum of all three-digit natural numbers divisible by five.
- AS - sequence
What are the first ten members of the sequence if a11=22, d=2.
Your task is express the sum of the following arithmetic series for n = 14: S(n) = 11 + 13 + 15 + 17 + ... + 2n+9 + 2n+11
Write the first 7 members of an arithmetic sequence: a1=-3, d=6.
Between numbers 1 and 53 insert n members of the arithmetic sequence that its sum is 702.
- Missing term
What is the missing term in the sequence? _____, 13, 30, and 47?
- AP - simple
Find the first ten members of the sequence if a11 = 132, d = 3.
- Negative difference
Find four arithmetic progression members between 7 and -6.
- Insert AP member
Insert arithmetic means between 75 and 180.
- AP RT triangle
The length of the sides of a right triangle form an arithmetic progression, longer leg is 24 cm long. What are the perimeter and area?
- Sequence 3
Write the first 5 members of an arithmetic sequence: a4=-35, a11=-105.
- This year
This year 2020 is a leap year. How many leap years there had been be since 1904?
- Sequence 2
Write the first 5 members of an arithmetic sequence a11=-14, d=-1
- Consecutive numbers
Sum of ten consecutive numbers is 105. Determine these numbers (write first and last).