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Daniel Math Academy · Grade 8 Math

Sequence Word Problems

Skill V.3 · Arithmetic & geometric sequences · ★★☆ Medium

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Answer each question.

1. 1
   A ball is dropped from $192$ inches. Each bounce reaches half the height of the one before. How high does it go on bounce $5$?
2. 2
   A colony starts with $50$ bacteria and doubles every hour. How many bacteria are there after $6$ hours?
3. 3
   A colony starts with $20$ bacteria and doubles every hour. How many bacteria are there after $6$ hours?
4. 4
   A colony starts with $20$ bacteria and doubles every hour. How many bacteria are there after $8$ hours?

Daniel Math Academy · Grade 8 Math

Answer Key

V.3 Sequence Word Problems · ★★☆ Medium

1. 1$6$ inches
2. 2$3,200$ bacteria
3. 3$1,280$ bacteria
4. 4$5,120$ bacteria