Consumer Choice
Index Laws
Scientific Notation
Probability
Human Body
100
$8000 at 7% p.a. for two years. What is the simple interest?
$1120
100
What is the index form of 5x5x5x5x5x5x5?
5^7
100
What is the scienctific notation of 1,500,000?
1.5x10^6
100
What is the chance of a 20 cent coin landing on heads?
50/50 chance.
100
What are the 5 senses?
Sight, Smell, Taste, Touch and Hearing.
200
What is the compound interest if $7000 is at 3% p.a. for 5 years?
$8114.92
200
Write in expanded form - 8^4.
8x8x8x8
200
What is 1.457 x 10^2 in ordinary numerals.
145.7
200
How many possibilities on a die when rolled?
6
200
What is the biggest organ in the body?
The skin
300
What is the compound interest for $9000 at 8% p.a. for 5 years when payed quarterly?
$13,373.53
300
Simplify - 3x3x3 + 3x3x3x3x3.
3^8
300
What is 4319200 in scientific notation.
4.3192 x 10^6
300
Is 4 and 8 mutually exclusive?
No, it is not mutually exclusive.
300
How many bones are in the average human body?
208 bones
400
Jenny buys a car worth $20,000. It will depreciate at 10% per year. After how many years will the value drop below $8000?
9 years
400
Simplify - axaxaxaxa x bxb x cxcxc.
a^5b^2a^3
400
(8.1x10^6) x (2.3x10^7) = ?
1.863 x 10^14
400
In the United States, 43% of people wear a seat belt while driving. If two people are chosen at random, what is the probability that both of them wear a seat belt?
18%
400
The main function of the kidney is?
The function of the kidney is to remove any unwanted waste from the body.
500
Phil works as a security gaurd and is paid $19.75 an hour. When he is requried to work alone, he is paid a bonus of $3.45 pre hour. What is his pay for a week in which he worked 24 hours alone out of 37 hours of work?
$813.55
500
Simplify - a^4/a^8.
a^4
500
Put in ascending order - 5.2 x 10^-3, 8.4 x 10^2, 8.4 x 10^2, 1.3 x 10^7, 4.15 x 10^3, 4.15 x 10^3, 1.3 x 10^7 = 5.2 x 10^-3.
4.15 x 10^3, 5.2 x 10^-3, 8.4 x 10^2, 1.3 x 10^7 = 5.2 x 10^-3, 8.4 x 10^2, 4.15 x 10^3, 1.3 x 10^7
500
A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a teenager is chosen at random, what is the probability that the teenager has a part time job and plans to attend college?
37%
500
Which vitamin helps in clotting of the blood?
Vitamin K
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