7th Mod 1 Unit Assessment

What is the scale factor from figure 1 to figure 2?

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What is the scale factor from figure 1 to figure 2?

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On a map of a golf course, the distance from the tee to the eighth hole is 3/4 inches.

The actual distance from the tee to the eighth hole is 150 yards.

How many actual yards are represented by 1 inch on the map?

Mathematical Equivalence

ON

On a map of a golf course, the distance from the tee to the eighth hole is 3/4 inches.

The actual distance from the tee to the eighth hole is 150 yards.

The distance between two holes on the map is 1.375 inches.

What is the actual distance in yards between the holes?

Mathematical Equivalence

ON

Osman is saving money to buy Travis Kelce jersey (not really).

Each week he puts $8 into his bank on his dresser.

Which equation represents the number of dollars d Osman saves after w weeks?

• d = w + 8

• d = w - 7

• d = 8w

• w = 8d

Swara makes her own spicy chutney.

Her recipe calls for 1/2 teaspoon of salt and 3/8 teaspoons of cumin.

Swara decides to scale her recipe up. She uses 1 teaspoon of salt.

How many teaspoons of cumin should Swara use to make spicy chutney?

Mathematical Equivalence

ON

Ray Ray swims 100 meters in 2.8 minutes.

Ava swims 500 meters in 14.5 minutes.

Who swims at a faster pace?

• Ray Ray

• Ava

Ray Ray swims 100 meters in 2.8 minutes.

Ava swims 500 meters in 14.5 minutes.

The swimmers swim for 1 minute. Who loses? (swims less)

• Ray Ray

• Ava

y = x

• proportional

• not proportional

y = x - 4

• proportional

• not proportional