Rounding (Math)
Word Problems
Decimals
TASC Reading
TASC Science
100

What is the value of 789,215 rounded to the nearest thousand?

789,000

100

If 58 out of 100 students in a school are boys, then write a decimal for the part of the school that consists of boys.


100

0.04 x 1.2

0.048

100

Read this sentence from the text.

 Spoofers often use a name that is just a few letters different from a legitimate site. What does the word legitimate mean as it is used in the sentence?

A. accurate

B. believable 

C. genuine 

D. working

C. genuine

100

What name is given to a diagram that represents a single pathway by which energy and matter flow through an ecosystem?


A

trophic level

B

food chain

C

food web

D

energy pyramid

B

food chain

200

2.567 rounded to the nearest hundredth is

2.57

200

Five swimmers are entered into a competition. Four of the swimmers have had their turns. Their scores are 9.8 s, 9.75 s, 9.79 s, and 9.81 s. What score must the last swimmer get in order to win the competition?

The last swimmer must get a score less than 9.75 s in order to win.

200

0.035 x 0.2 = 

0.007

200

In 1898, Marie and Pierre Curie discovered the existence of radium and polonium while researching a radioactive mineral known as pitchblende. On April 20, 1902, the Curies successfully isolated radioactive radium salts in their laboratory in Paris.

 

Which sentence best concludes this paragraph?


A

Marie and Pierre married in 1895, marking the beginning of a scientific partnership that would achieve world renown.

B

Marie Curie was born Marie Sklodowska in Warsaw, Poland, in 1867.

C

One year after isolating radium, they would share the 1903 Nobel Prize in physics with French scientist A. Henri Becquerel for their groundbreaking investigations of radioactivity.

D

The term radioactivity, which describes the phenomenon of radiation caused by atomic decay, was in fact coined by Marie Curie.

C

One year after isolating radium, they would share the 1903 Nobel Prize in physics with French scientist A. Henri Becquerel for their groundbreaking investigations of radioactivity.

200

Which of the following is NOT true ?

  1. All organisms have genetic material.
  2. All organisms are made of atoms.
  3. All organisms have a cell wall.
  4. All organisms are made of one or more cells.
  5. All organisms are made of molecules.




3. All organisms have a cell wall.





300

What is 0.819 rounded to the nearest hundredth

0.82

300

Ellen wanted to buy the following items: A DVD player for $49.95, a DVD holder for $19.95 and a personal stereo for $21.95. Does Ellen have enough money to buy all three items if she has $90 with her?

No, because rounding each decimal to the nearest one, we get an estimate of $92, and Ellen only has $90 with her.


300

0.2435 + 1.37 + .98345 = 

2.59695

300

Which of these sentences includes a misspelled word?


A

Few settlers chose to live in Nevada after the United States acquired the territory at the end of the Mexican War in 1848.

B

In 1859, the discovery of gold and silver attracted many settlers into Nevada to exploit the territory’s mining opportunities.

C

Five years later, during the Civil War, Nevada was hastily made the 36th state in order to strengthen the Union.

D

At the begining of the Depression, Nevada’s mines were in decline, and its economy was in shambles.

D

At the begining of the Depression, Nevada’s mines were in decline, and its economy was in shambles.

300

The polar bear's dense fur and an exceptionally thick layer of fat under its skin to protect it from the freezing temperatures in its environment .

How is natural selection in the evolution of a thick coat of fur in polar bears best explained?

  1. Polar bears with thicker fur only mated with other polar bears with thick fur.
  2. Polar bears with thinner coats of fur were killed off by polar bears with thick coats of fur.
  3. Polar bears with thinner fur head south for the winter
  4. Polar bears with thinner fur did not survive because they were not well suited to the environment.
  5. Polar bears fur grew thicker because of genetic mutations of the animals.



4. Polar bears with thinner fur did not survive because they were not well suited to the environment.


400

In the number 6,502,104.9738, what digit is in the thousandths place?

3

400

What is the combined thickness of these five shims: 0.008, 0.125, 0.15, 0.185, and 0.005 cm?

The combined thickness of these five shims is 0.473 cm.

400

56.9532 x 0.658 = 

37.4752056 

400

Read the paragraph.


As a child, Einstein had difficulty speaking, but he still went on to become a very highly accomplished student in elementary school. He was studying complicated scientific and philosophical texts by the time he was ten years old, and he began learning calculus soon afterwards. In his early teens, Einstein started attending a new school where he clashed with the schools’ authorities. He convinced the school to let him leave by using a doctor’s note, but he failed the exams he had to take in order to attend another school. Einstein, who remained hopeful throughout the process did not give up on school, and instead reapplied and finally graduated with a teaching degree.

 Which sentence best describes the function of the final sentence?

A

It offers details explaining why Einstein had been so hopeful.

B

It provides an example of how Einstein failed in his early education.

C

It offers a contrast to ideas presented earlier in the paragraph.

D

It describes Einstein's difficulty with speaking.

C. 

It offers a contrast to ideas presented earlier in the paragraph.

400


Which of the following is a source of genetic variation within a species? 

  1. cloning
  2. Selective breeding 
  3. natural selection
  4. Biodiversity
  5. mutation




3. natural selection

500

Round this number to the nearest hundredth: 390.24657

390.25

500

If a 10-foot piece of electrical tape has 0.037 feet cut from it, then what is the new length of the tape?.

10 ft. - 0.037 ft. = 9.963 ft. 



500

What high school does Ms.Vincent work in during the school year ?

Harry S Truman High School . 

500

Which of these sentences contains an error (or errors) in capitalization?


A

Founded in the nineteenth century, Goldman-Sachs is a financial firm located in New York City.

B

The Company suffered significantly during the 2008 economic crisis.

C

Goldman-Sachs had become involved in subprime mortgages.

D

The United States government helped the company regain its finances as part of a massive bail-out package.

B

The Company suffered significantly during the 2008 economic crisis.

500

Rainfall in a tropical region is below average for 10 consecutive years. Insect species adapted for dry conditions are much more plentiful at the end of the 10 years. Which of the following statements best explains the increase in the population of these insects? 

  1. Natural selection has selected against insect species that are adapted for dry conditions.
  2. Natural selection has favored insect species with a high tolerance for dry conditions.
  3. Cloning has favored insect species with a high tolerance for dry conditions
  4. Natural selection has selected against insect species that are adapted for dry conditions
  5. Natural selection has favored insect species with a high tolerance for dry conditions.




5. Natural selection has favored insect species with a high tolerance for dry conditions.

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