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Laabri

7.5.14

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Last updated about 2 years ago
11 Nsɛmmisa
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1.

1a. What was the retail price of the mattress, before the discount?

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2.

1b. What was the wholesale price, before the markup?

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3.

2a. Find the total of the transactions for each month.

January total

February total

March total

April total

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4.

2b. Find the mean total for the four months.

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5.

3. A bank charges a service fee of $7.50 per month for a checking account.

A bank account has $85.00. If no money is deposited or withdrawn except the service charge, how many months until the account balance is negative?

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6.

4a. The hose fills the aquarium at a constant rate of 15 liters per minute. What will the sensor read at the time 5 minutes?

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10.

Exit Ticket

1. If she does not make any deposits or withdrawals, what will be the balance in her account after 2 days?

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11.

Exit Ticket

2. In 14 days, Lin's sister will be paid $430 and will deposit it into her checking account. If there are no other transactions besides this deposit and a daily fee, will Lin continue to be charged $5.95 each day after this deposit is made?

Explain or show your reasoning in the show your work section below.

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7.

4b. Later, someone wants to use the data to find the amount of water at times before the sensor started. What should the sensor have read at the time -7 minutes.

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8.

5a. A restaurant bill is $21. You leave a 15% tip. How much do you pay including the tip?

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9.

5b. Which of the following represents the amount a customer pays including the tip of 15% if the bill was b dollars?

Select ALL that apply.