Quiz about 7th Q1 Benchmark Review

Question 1

What is the decimal equivalent of $$-1\frac{1}{5}$$ ?

Accepted Answer

-1.2

Answer

-1.5

Answer

1.15

Answer

1.2

Question 2

What is the value of $$150+4\left(-7\frac{1}{2}\right)-72.25$$ ?

Accepted Answer

47.75

Answer

192.25

Answer

107.75

Answer

74.25

Question 3

Which expression is equivalent to $$4-8$$ ?

Accepted Answer

$$4+\left(-8\right)$$

Answer

$$-4-\left(-8\right)$$

Answer

$$-4+\left(-8\right)$$

Answer

$$4-\left(-8\right)$$

Question 4

The population of a bee colony changes at a rate of -61 bees per day. If the colony starts with 30,500 bees, which statement is true?

Accepted Answer

After 36 days, the population of the bee colony will be 28,304 bees

Answer

After 36 days, the population of the bee colony will be 32,696 bees

Answer

After 500 days, the population of the bee colony will be 28,556 bees

Answer

After 500 days, the population of the bee colony will be 32,696 bees

Question 5

A gardener uses $$\frac{1}{10}$$ of a bag of potting soil to fill $$\frac{4}{9}$$ of a medium flowerpot. At this rate, which two statement are true

Accepted Answer

The gardener uses $$\frac{9}{40}$$ bag of potting soil to fill an entire flowerpot.

Accepted Answer

An entire bag of potting soil fills $$4\frac{4}{9}$$ medium flowerpots.

Answer

The gardener uses $$4\frac{4}{9}$$ bags of potting soil to fill an entire medium flowerpot.

Answer

The gardener uses $$2\frac{1}{4}$$ bags of potting soil to fill an entire medium flowerpot.

Answer

An entire bag of potting soil fills $$\frac{9}{40}$$ of a medium flowerpot.

Question 6

The table shows the relationship between the number of pounds of strawberries purchased at a grocery store, x, and the total cost, y, in dollars. Which statement about the relationship between the total cost and pounds of strawberries is true?

Accepted Answer

The relationship is proportional because the ratios of y to x are equivalent.

Answer

The relationship is not proportional because $$13.8+18.4 e32.2$$

Answer

The relationship is not proportional because the ratios of y to x vary.

Answer

The relationship is proportional because $$14-8=6$$

Question 7

A student tracks the amount of money in a bank account using positive numbers to show the deposits and negative numbers to show the withdrawals. Which equation could represent how much the student records making 5 withdrawals of $20 each?

Accepted Answer

$$5\left(-20\right)=-100$$

Answer

$$-5\left(20\right)=100$$

Answer

$$-5\left(-20\right)=-100$$

Answer

$$5\left(20\right)=100$$

Question 8

A builder assembles $$\frac{2}{7}$$ of an entire picnic table in $$\frac{2}{5}$$ hour. If the builder continues to assemble the picnic table at the same rate, how long will it take the builder to assemble the entire picnic table?

Accepted Answer

$$1\frac{2}{5}$$ hours

Answer

$$8\frac{1}{4}$$ hours

Answer

$$1\frac{3}{4}$$ hours

Answer

$$\frac{5}{7}$$ hour

Question 9

An employee packs $$\frac{1}{3}$$ of a large box in $$\frac{3}{8}$$ hour. If the employee continues to pack boxes at the same rate, how many large boxes does the employee pack in 1 hour?

Accepted Answer

$$\frac{8}{9}$$ large box

Answer

$$\frac{1}{8}$$ large box

Answer

$$2\frac{2}{3}$$ large boxes

Answer

8 large boxes

Question 10

The table shows the proportional relationship between y and x. Which equation represents the relationship?

Accepted Answer

$$y=\frac{3}{4}x$$

Answer

$$y=\frac{3}{5}x$$

Answer

$$y=3x$$

Answer

$$y=4x$$

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