Arithmetic - math word problems

Number of problems found: 1913

  • Insert 4
    arithmet_seq_1 Insert 3 arithmetic means between 3 and 63.
  • Difference AP
    delta 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
    seq_sum_1 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
    seq_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
    hexagon-irregular 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
    apollo 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
    seq_sum Calculate the sum of all three-digit natural numbers divisible by five.
  • AS - sequence
    matematika_icon What are the first ten members of the sequence if a11=22, d=2.
  • Series
    fib Your task is express the sum of the following arithmetic series for n = 14: S(n) = 11 + 13 + 15 + 17 + ... + 2n+9 + 2n+11
  • Sequence
    a_sequence Write the first 7 members of an arithmetic sequence: a1=-3, d=6.
  • Sequence
    sunflower Between numbers 1 and 53 insert n members of the arithmetic sequence that its sum is 702.
  • Missing term
    seq What is the missing term in the sequence? _____, 13, 30, and 47?
  • AP - simple
    progression_1 Find the first ten members of the sequence if a11 = 132, d = 3.
  • Negative difference
    arithmet_seq Find four arithmetic progression members between 7 and -6.
  • Insert AP member
    mean_normal Insert arithmetic means between 75 and 180.
  • AP RT triangle
    right_triangle_4 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
    75 Write the first 5 members of an arithmetic sequence: a4=-35, a11=-105.
  • This year
    calendar_1 This year 2020 is a leap year. How many leap years there had been be since 1904?
  • Sequence 2
    seq2 Write the first 5 members of an arithmetic sequence a11=-14, d=-1
  • Consecutive numbers
    progression Sum of ten consecutive numbers is 105. Determine these numbers (write first and last).

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