Unit 8 Test Review

Front

What is the total cost for a family of 6 (2 adults and 4 children) to visit Busch Gardens if adult tickets are $60 and children's tickets are $42?

Back

Total cost = (2 x $60) + (4 x $42) = $120 + $168 = $288.

Front

How do you estimate 7% of 78?

Back

To estimate 7% of 78, you can round 78 to 80 and calculate 7% of 80, which is 0.07 x 80 = 5.6.

Front

If Sonia's bill is $36.55 and she wants to leave a 15% tip, how do you calculate the total amount including the tip?

Back

Total amount = Bill + Tip = $36.55 + (0.15 x $36.55) = $36.55 + $5.48 = $42.03.

Front

Sean made smoothies with 3.15 liters of orange juice, 2.75 liters of pineapple juice, and 4.5 liters of grape juice. How much smoothie did he pour into each of the 5 containers?

Back

Total smoothie = 3.15 + 2.75 + 4.5 = 10.4 liters. Amount per container = 10.4 liters / 5 = 2.08 liters, approximately 2 liters.

Front

What is the sale price of pants that regularly cost $30 with a 20% discount?

Back

Sale price = Regular price - Discount = $30 - (0.20 x $30) = $30 - $6 = $24.

Front

What is the formula to calculate the percentage of a number?

Back

Percentage of a number = (Percentage rate / 100) x Number.

Front

How do you calculate the total cost of multiple items with different prices?

Back

Total cost = Sum of all item prices.

Front

What is the definition of a tip in a restaurant context?

Back

A tip is a small amount of money given to a service worker for their service, typically calculated as a percentage of the total bill.

Front

How do you find the average amount when distributing a total equally among a number of items?

Back

Average amount = Total amount / Number of items.

Front

What does it mean to estimate a value?

Back

To estimate a value means to make an approximate calculation or judgment about the value, often rounding numbers for simplicity.