sat questions

percents

100

if the 8 men on a construction crew make up 40% of the entire crew, how many people are in the crew?

20

200

percent transmittance is the percent of light that passes through an object. if 780 watts per square meter of light strike the roof of a greenhouse, and the roof has 85% transmittance how many (w/m) of light pass through the roof

663

300

a bank efficiency ratio is the ratio of a banks expenses to its revenue, expressed as a percentage. If a bank has 222 million dollars in expenses and an effciency ratio of 75%, what is its revenue in millions of dollars

296

400

A baker at a successful bakery makes three types of cupcakes: vanilla, red velvet, and double chocolate. On Wendnesday, he made 18 vanilla cupcakes which was 17% of the total amount of cupcakes he made. How many total cupcake did the baker make on wednesday?

106

500

Avocado farmers use the percent of dry matter, the matter left after dehydration, from sample avocados in their orchards to determine the best time to harvest the avocados. If a sample of the flesh of the avocado weighs 10 grams (g)  before dehydration, and 1.8g after dehydration, what was the percent of dry matter in the sample?

18

solving quadratic eqeations

100

72=2x squared

x= -6 and x=6

200

3n2=27

n=-3 and n=3

300

100−121k squared =0

k=-10/11 and k=10/11

400

−81x squared =−11

x=-11/9 and x=11/9

500

0=32−50x squared

x=-4/5 and x=4/5

random questions

100

1+1=?

2

200

x3+y3+z3

42

300

What is perfect cube math?

a number that is equal to the number, multiplied by itself, three times

400

how much wood could a woodchuck chuck if a woodchuck could chuck wood

5

500

who was the first person on the moon

neil armstrong

science

100

What is the universe made of?

Astronomers face an embarrassing conundrum: they don’t know what 95% of the universe is made of. Atoms, which form everything we see around us, only account for a measly 5%.

200

 How did life begin?

We humans are linked by evolution to those early biological molecules

300

What makes us human?

DNA

400

how much of the ocean have we explored 

5%

500

what does DNA stand for

1. Deoxyribonucleic acid

definition

100

simile

a figure of speech involving the comparison of one thing with another thing of a different kind, used to make a description more emphatic or vivid (e.g., as brave as a lion, crazy like a fox ).

200

pun

a joke exploiting the different possible meanings of a word or the fact that there are words which sound alike but have different meanings.

300

idiom

a group of words established by usage as having a meaning not deducible from those of the individual words (e.g., rain cats and dogs, see the light )

400

oxymoron

1. a figure of speech in which apparently contradictory terms appear in conjunction (e.g. faith unfaithful kept him falsely true ).

   
   

500

hyperbole 

exaggerated statements or claims not meant to be taken literally