camilla earned a grade of 80% on a math test that has 20 problems. how many problems on this test did the student answered correctly?

Answer:

16 questions

Step-by-step explanation:

80% of 100 is 80, so we take that and divide it by 5 and we get 16.

Answer:

16 out of 20

Step-by-step explanation:

IF you ever run into problems like this just go to a calculator and start dividing numbers by 20 like this example: 15 divided by 20 = .75 convert that into a percent and its 75%. Same with 16/20= 80%

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For an art project, Ms. Combs needs to purchase enough decorative braid so that each of her 28 students will have 4 inches of braid. Decorative braid is sold only by the foot at the craft store. Which of the following is the LEAST amount of braid Ms. Combs must buy to have enough for each student?

Brain list if you do workout

Why do many animals in grasslands stay together in herds?

a
Staying together allows them to eat the same food.
b
Staying together allows them to stay warm.
c
Staying together allows them to be safer from predators.
d
Staying together allows them to take care of the ecosystem.
Question 2 (3 points)
Fill in the blank of the following sentence to make it true:

An adaptation of plants growing in the _______________ biome is they have deep roots to help them get moisture when it's dry, as drought is common in this biome. Fires are also common here, so the plants' deep roots also allow them to regrow if there is a fire.

a
Tropical Rainforest
b
Tundra
c
Desert
d
Grassland
Question 3 (3 points)
Desert biomes are arid, or dry, environments that receive less than 10 inches of rain each year. Some deserts can be very hot, while other types of deserts can also be cold, like the Gobi Desert. A scorching hot desert like the Namib Desert in Africa cools rapidly each night when the sun goes down.

Which of the following is a behavioral adaptation that many animals living in a hot desert have developed to help them survive in a desert biome climate?

a
nocturnal, active only at night
b
migrating south during the winter season
c
hibernation
d
thick fur coats
Question 4 (6 points)
Select ALL of the following physical adaptations that plants found in a desert biome have developed to survive in this type of biome?

(Think about what we've learned about the characteristics of a desert biome climate)

a
large, broad leaves where water is evaporated quickly into the air
b
thick, waxy skin to hold in water
c
no leaves or have spines to prevent water loss
d
a shallow root system to soak up water quickly before it's evaporated
Question 5 (3 points)
Which of the following adaptations would best help a plant living in the understory or forest floor of a Tropical Rainforest biome?

a
Thin stems that bend but do not break in windy conditions
b
Small leave to reduce the amount of water loss
c
Large, broad leaves to consume as much sunlight as possible
Question 6 (3 points)
Poison dart frogs found in a Tropical Rainforest biome are brightly colored to aid in their survival in this type of biome.

Why is being brightly colored a beneficial adaptation for poison dart frogs?

a
to visually warn predators they are poisonous
b
to blend in with colorful flowers
c
to attract a mate
Question 7 (3 points)
How do extra layers of fat help animals survive in the Tundra biome?

a
It helps them sink deeper when dividing in the water to find food
b
It insulates their body to keep them warm
c
It provides them water
Question 8 (3 points)
Permafrost, the permanently frozen layer of subsoil of a Tundra, prevents plants found in this biome from pentrating this solid layer in order to grow deep roots.

What is a special adaptation that Tundra biome plants have developed to overcome this in order to survive there?

a
growing in clusters since clumping helps protect them the cold and wind
b
growing very tall to help reach more sunlight
c
large, broad leaves to help them get rid of excess water

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i need it urgently for class. Please solve the whole page

Please help me! Find the area and perimeter of a triangle.
Area=1/2bh
You have to use the Pythagorean theorem

What is 4/10 as a Fraction AND a Decimal
What is 6/10 as a Fraction AND a Decimal
What is 9/10 as a Fraction AND a Decimal
What is 3/10 as a Fraction AND a Decimal
)P.S I will report fake answers(

Each cube in this figure is a -centimeter cube. What are the dimensions of the prism? Select all that are true.

make sure to choose more than one, please.


The length of the prism is 2 centimeters.
The height of the prism is 3 centimeters.
The width of the prism is 1 1/2 centimeters.
The width of the prism is 3 centimeters.
The length of the prism is 4 centimeters.
The height of this prism is 1 1/2 centimeters.

please help me! i d k how to do this ahhh

Find the difference between 8/15 and -2/3. Show all calculations in your final answer.

can someone help me with this question? Please?

Write the number that comes next in the sequence. 305, 255, 205

The weather report says there is a 91% chance it will rain tomorrow. Should you get ready to use an umbrella?

Brainliest for the first answer

Help me *I will give brainliest

Select the values that make the inequality true.

Which statement is true? A: 1/6=0.16 B: 0.08=4/5 C: 0.25<1/4 D: 1/3>0.3

Help me please I will give brainliest I promise

what is the solution to this system of equations?

please help me, i really need help

Please Help Will Give Brainliest Thanks!!!!!!!!!!!!! Have a good day!!!

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7th grade math pls help

WILL GIVE BRAINLIEST, 5 STARS, AND THANKS
... If correct
Harriet packed her blocks in a box to move. She put a 5 by 6 array across the bottom. She was able to fit 8 layers in each box. How many blocks could fit in 3 boxes?

PLEASE HELP ITS TIMED WILL GIVE MORE THEN 5 POINTS AND BRAINLIEST

. Which problem has a remainder of 3? *

A. 51 divided by 8
B. 481 divided by 9
C. 1,256 divided by 5
D. 3,180 divided by 9

Help please how much containers

To evaluate customer satisfaction, a grocery store gives double coupons to anyone who completes a survey as they enter the store. The store manager determines that customers are very satisfied with their shopping experience in his store.
biased or unbiased

Which expression represents the phrase "double the sum
of 12 and 9"?
2 + 12 + 9
2+(12 + 9)
2 X (12 + 9)
2 X 12 + 9

answer this please. also no explanation no brainliest

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