Bridges Unit 3 Quiz

You are building a doghouse for Fido, your loyal poodle. The blueprint of the doghouse uses a scale of 1 : 14. The floor of the doghouse measures a length 2 inches and a width 2.5 inches on the blueprint. What are the dimensions of the width the floor of the doghouse in real life?

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1.7.G.1, N-Q.1

You are building a doghouse for Fido, your loyal poodle. The blueprint of the doghouse uses a scale of 1 : 14. The floor of the doghouse measures a length 2" x 2.5" (inches) on the blueprint. What are the dimensions of the floor of the doghouse in real life, choose all that apply?

• 28" x 35"

• Area: 980 in²

• Area: 6.8 ft²

• Area: 81.7 ft²

• 24" x 30"

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1.7.G.1, N-Q.1

You are building a doghouse for Fido, your loyal poodle. The blueprint of the doghouse uses a scale of 1 : 14. The floor of the doghouse measures a length 2" x 2.5" (inches) on the blueprint. The wood you are using for the floor costs $3.50 per square foot. How much will it cost to buy the material for the floor, assuming you have to buy full square feet?

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1.7.G.1, N-Q.1

Joe’s heart beats 70 beats per minute. How many times will his heart beat in 20 years? Ignore leap years, answer with just a number!

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2.N-Q.1

Joe’s heart beats 70 beats per minute. If Joe’s heart beats 1,200,703 times, how much time has elapsed? Choose all answers that apply.

• 11.9117 days

• 714.702 hours

• 17,152.85 minutes

• 11 days, 21 hours, 52.9 minutes

• 11 days, 54 hours, 42.1 minutes

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2.N-Q.1

Joe’s heart beats 70 beats per minute. How many times will his heart beat in 30 years? Ignoring leap years, which of the following could be used to find the answer?

• 
  

  $\frac{70\ beats}{1\ \min}\times\frac{60\min}{1\ hr}\times\frac{24\ hr}{1\ day}\times\frac{365\ days}{1\ yr}\times30\ yrs$

• $\frac{70\ beats}{1\ \min}\times\frac{60\min}{1\ hr}\times\frac{24\ hrs}{1\ day}\times\frac{365\ days}{1\ yr}\div30\ yrs$
  

• $70\ \frac{beats}{\min}\times\frac{1hr}{60\min}\times\frac{24hr}{1day}\times\frac{1yr}{365\ year}\times30\ yrs$

• $70\ \frac{beats}{\min}\times60\ \frac{\min}{hr}\times24\ \frac{hr}{day}\times365\ \frac{days}{yr}\div30\ yrs$

• $\frac{1\ \min}{70\ beats}\times\frac{1\ hr}{60\ \min}\times\frac{1\ day}{24\ hrs}\times\frac{1\ yr}{365\ days}\times30\ yrs$

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2.N-Q.1

A map uses a scale of 1.25 inches : 60 miles. Determine how many miles are represented by one inch.

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3. N-Q.1

A map uses a scale of 1.25 inches : 60 miles . If the distance between 2 cities on the map is 7 inches, how far apart are the cities in miles?

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3. N-Q.1

(w) A map uses a scale of 1.25 inches : 60 miles. If New York and Los Angeles are 2789 miles apart, how many feet minimum would the map have to be in order to show this distance

• 59 ft

• 4 ft

• 46 ft

• 47 ft

• 5 ft

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3. N-Q.1

(*) Claim: Hummingbirds have unusually large hearts for their size. If a person's heart were as big as a hummingbird’s, his or her heart would weigh as much as a large dog.

Information: An average hummingbird weighs 0.3524 ounces and has a heart that weighs 0.00875 ounces. One pound = 16 ounces. The average weight of a large dog is usually more than 80 lbs.

Questions: Leo weighs 192 lbs.

Is the original claim true or false?

Justify your reasoning including the size of Leo's heart!

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4. N-Q.1