Trivia On Math

1) Which is an algebraic expression for eighty-nine times a number?

89/n

N+89

89n

89+89

2) Which is an algebraic expression for seven times a number?

7/n

N

7n

45/7n

3) Which is an algebraic expression for the quotient of ten and a number?

N10

10/n

10n

2-Oct

4) What is the only even prime number?

2

8

6

4

5) Which of these relates best to minuend?

Subtraction

Plus

Total

Annex

6) What are the first 3 terms of a geometric sequence that has a 1st term of 1 and a common ratio of 2?

1, 4, 16

1, 2, 4

2, 4, 8

1, 1/2, 1/4

7) Which is an algebraic expression for five times a number?

5n

.5n

2n

5/n

8) If X=7 and N=3, which expression is the greatest?

7X + N

N+X

7N +X

N+N+7

9) What is the closest fractional approximation to the irrational number pi?

100/3

22/7

61/4

3-Jan

10) If you attend school for 6.5 hours each day, approximately what percent of your day is spent at school?

25%

7

27%

65%

11) Which of the following sets of numbers are considered Pythagorean triples?

5,6,7

2,4,6

3,4,5

1,2,3

12) How do you find the surface area of a cone including the base?

3.142 X Radius Of Cone X Radius Of Cone

3.142 X Radius X Diagonal Height Of Cone

2 X 3.142 X Radius Of The Cone

None Of The These

13) Which of the following is not part of the definition of a group?

The Law Of Composition Is Commutative [ Ab = Ba ]

The Law Of Composition Is Associative [ A(Bc) = (Ab)C ]

Every Element Has An Inverse

There Is A Unique Identity

14) A number is divisible by 8 if?

The Sum Of Its Digits Is Divisible By 8

All The Digits Are Even

The Last Two Digits Are 00 Or Divisible By 8

The Last 3 Digits Are 000 Or Are Divisible By 8

15) What was the symbol of the Pythagoreans?

E=Mc2

A+B=C

A Pentagram In A Circle

A "P" Surrounded By A Circle Of Seven Dots