For a geometric progression with first term 5 and common ratio 1/2, find the sum of the first 8 terms.

  • 1403/128
  • 1275/128
  • 1275/64
  • -1275/128
  • 1275/128


For a geometric progression with first term -3 and common ratio 1/2, find the 8th term.

  • -3/64
  • 3/128
  • 125/128
  • -3/128
  • -3/128

For a geometric progression with first term 1 and common ratio 1/2, find the sum of the first 8 terms.

  • 383/128
  • 255/128
  • -255/128
  • 255/64
  • 255/128

For a geometric progression with first term 3 and common ratio 3, find the sum of the first 8 terms.

  • 9841
  • -9840
  • 9840
  • 19680
  • 9840

For a geometric progression with first term -2 and common ratio 3, find the sum of the first 7 terms.

  • -2185
  • -4372
  • 2186
  • -2186
  • -2186


For a geometric progression with first term 2 and common ratio 2, find the sum of the first 6 terms.

  • 252
  • 127
  • 126
  • -126
  • 126

For a geometric progression with first term -3 and common ratio 2, find the sum of the first 8 terms.

  • -764
  • 765
  • -765
  • -1530
  • -765

For a geometric progression with first term -3 and common ratio 1/2, find the 8th term.

  • -3/128
  • 125/128
  • -3/64
  • 3/128
  • -3/128

For a geometric progression with first term -2 and common ratio 1/2, find the sum of the first 4 terms.

  • -11/4
  • 15/4
  • -15/4
  • -15/2
  • -15/4

For a geometric progression with first term -3 and common ratio 3, find the 9th term.

  • 19683
  • -19682
  • -39366
  • -19683
  • -19683

In an arithmetic progression, first term a=-5 and common difference d=-4. Find the sum of the first 22 terms.

  • -1034
  • -1029
  • 1034
  • -1038
  • -1034


In an arithmetic progression, first term a=-7 and common difference d=-4. Find the sum of the first 16 terms.

  • -596
  • 592
  • -585
  • -592
  • -592

In an arithmetic progression, first term a=-1 and common difference d=3. Find the sum of the first 12 terms.

  • 186
  • 189
  • 187
  • -186
  • 186