Understanding and applying sequences

In January, Cory begins to save money for a video game and a TV he wants to buy in December. He starts with $20. Each month he plans to save 10% more than the previous month. How much money will he have to buy in December?

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CCSS.HSF.BF.A.2

Suna had $150 000 in her bank account. The bank paid 4% interest at the end of each year. How much interest did she earn at the end of 1 year?

• $6000

• $1000

• $16000

• $20000

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CCSS.HSF.BF.A.2

Each year the local country club sponsors a tennis

tournament. Play starts with 128 participants. During

each round, half of the players are eliminated. How many

players remain after 5 rounds?

• 640 players

• 4 players

• 64 players

• 128 players

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CCSS.HSF.BF.A.2

Liz has put $3006 in a savings account that's growing at 5.56% a year. If she waits 30 years, how much will she have earned in INTEREST?

(Round your answer to the nearest cent. Do NOT insert commas or symbols)

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CCSS.HSF.BF.A.2

You have inherited land that was purchased for $30,000 in 1960. The value of the land increased by approximately 5% per year. What is the approximate value of the land in the year 2011?

• $360,000

• $31,500

• $15,000

• $28,500

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CCSS.HSF.BF.A.2

The local power company plans to raise rates to cover the increased cost of producing power. They determine the costs will increase by 4.2% per year for the next 10 years. If you paid a total of $1031.60 for power last year, what would you expect to pay for power over the next 10 years?

• $13,020.97

• $10,316.00

• $2,704.97

• $12,220.97

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CCSS.HSF.BF.A.2

The sales of McDonald's for one year is $650,000. Their sales are increasing at a rate of 4% per year. What will their sales be in 5 years?

• $790,824.39

• $529,992.25

• $790,079.06

• $529,429.06

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CCSS.HSF.BF.A.2

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

• 9765

• 9006

• 5433

• 9766

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CCSS.HSF.BF.A.2

You inherited land purchased for $30,000 in 1970. The value of the land increased by 5% each year. What would the value of the land be in 2021? (Write in terms of dollars and cents.)

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CCSS.HSF.BF.A.2

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

• $150
• $192
• $1350
• $1392

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CCSS.HSF.BF.A.2