8th GL 2.1 LC: Post Secondary Proportions- Melle

Last updated about 2 years ago

7 questions

Instructions

Enter numeric values only. Do NOT enter units.
Answers that contain fractions should be in simplest form.

Required

8th GL 2.1 LC: Post Secondary Proportions- Melle

Last updated about 2 years ago

7 questions

Instructions

Enter numeric values only. Do NOT enter units.
Answers that contain fractions should be in simplest form.

Melanie collects coins from all over the world. 

She is reorganizing her collection into coins from Europe and coins from other parts of the world. 

After sorting the coins, she comes to the conclusion that 6 out of every 10 of the coins in her collection come from Europe.

Required

If she has 230 coins in her collection, how many coins are from Europe?

Required

Meghan is sorting through donations she received at the thrift store. 

She determines that for every 3 pieces of adult clothing she receives 9 pieces of children’s clothing. 

How many adult’s items, y, are there for x number of children’s items?

Required

Write an equation to represent this relationship.

y = kx

A recent survey at PetPlus shows that five out of every seven of their customers' pets are dogs.

Required

The constant of proportionality (k) for y1 is  _______ .

The constant of proportionality (k) for y2 is _______ .

A car dealership notices that two out of every six vehicles for sale is grey.

Required

The equation for y1 is _______  .

The equation for y2 is _______ .

y = kx

Required

8th GL 2.1 LC: Post Secondary Proportions- Melle

Enter numeric values only. Do NOT enter units.

Answers that contain fractions should be in simplest form.

8th GL 2.1 LC: Post Secondary Proportions- Melle

Enter numeric values only. Do NOT enter units.

Answers that contain fractions should be in simplest form.

If she has 230 coins in her collection, how many coins are from Europe?

Write an equation to represent this relationship.

y = kx

Given y varies directly with x, if y = 15 when x = 5.

Calculate the value of y when x = 20.

If she has 230 coins in her collection, how many coins are from Europe?

If she has 450 coins,
how many are NOT from Europe?

Write an equation to represent this relationship.

y = kx

Given y varies directly with x, if y = 15 when x = 5.

Calculate the value of y when x = 20.

If she has 450 coins,
how many are NOT from Europe?

8th GL 2.1 LC: Post Secondary Proportions- Melle

Enter numeric values only. Do NOT enter units.

Answers that contain fractions should be in simplest form.

8th GL 2.1 LC: Post Secondary Proportions- Melle

Enter numeric values only. Do NOT enter units.

Answers that contain fractions should be in simplest form.

If she has 230 coins in her collection, how many coins are from Europe?

Write an equation to represent this relationship.y = kx

Given y varies directly with x, if y = 15 when x = 5.Calculate the value of y when x = 20.

If she has 230 coins in her collection, how many coins are from Europe?

If she has 450 coins, how many are NOT from Europe?

Write an equation to represent this relationship.y = kx

Given y varies directly with x, if y = 15 when x = 5.Calculate the value of y when x = 20.

If she has 450 coins, how many are NOT from Europe?

Write an equation to represent this relationship.

y = kx

Given y varies directly with x, if y = 15 when x = 5.

Calculate the value of y when x = 20.

If she has 450 coins,
how many are NOT from Europe?

Write an equation to represent this relationship.

y = kx

Given y varies directly with x, if y = 15 when x = 5.

Calculate the value of y when x = 20.

If she has 450 coins,
how many are NOT from Europe?