FriCalB

Saxon math

100

It was exactly eight o'clock. If you have 4 pencils and I have 7 apples, how many cats will fit on the roof? 

What?

(Purple, because aliens don't wear hats)

200

Find three geometric means between 2 and 32.

4,8,16 or -4, 8, -16

300

Ms.Park was exasperated because the mess in the classroom increased exponentially. Only 10 items were out of place at 9am, but 40 minutes later 80 items were out of place. How many items were out of place by 11 am?

5120 item

400

Two cards are drawn randomly from a full deck without replacement. What is the probability that both cards are red?

1/2 * 25/51=25/102

500

If p varies directly as m squared and inversely as the square root of N, what happens to p if m is multiplied by 4 and N is multiplied by 9?

p is multiplied by 16/3.

Trig

100

cos60^o

1/2

200

Solve the equation given that the angle x is 0^o and 360^o.

cos² x-cos x=0

0^o,90^o,270^o

300

Write 3 Pythagorean Identities

sin²x+cos²x=1

tan²x+1=sec²x

1+cot²x=csc²x

400

Sum and Difference Identities for sine.

sin(A+B)=sinAcosB+cosAsinB

sin(A-B)=sinAcosB-cosAsinB

500

Show: (ysina +xcosa)²+(ycosa-xsina)²=x²+y²

Foil then simplify! 

Logarithm

100

Solve: y=log₂8

y=3

200

Solve: 3log₁₀x=log₁₀16-log₁₀2

x=2

300

Solve for x: logx+log(x-3)=1

x=5

400

In how many ways can a committee of 5 students be selected from a group of 12 students?

792

500

Solve for x:log₃(log₃x)=2

3⁹=19683

W.P.

100

Ms.Park has 13 3/6 spiders and Sophia has 41 10/20 spiders. How many spiders does Sophia have more than Ms.Park?

28 spiders more

200

The average weight of Sarah, Tatum, and Ryan was 135 pounds. The average weight of the next 97 students was 163 pounds. What was the overall average weight of all 100 students?

162.16 pounds

300

Find four consecutive nonnegative integers such that twice the product of the first and fourth is eight more than the product of the second and third numbers.

2, 3, 4, 5

400

There are 4 green m&ms and 5 white m&ms in Thomas's pocket. Two of the green m&ms have red spots and 3 of white m&ms have red spots. What is the probability of randomly selecting a m&m that is green or a m&m that has red spots?

7/9

500

hard

hard

?

100

If 9999=4, 8888=8, 1816=3, 1212=0, then 1919=?

2

200

What 3 positive numbers give the same result when multiplied and added together?

1, 2 and 3

300

What starts with the letter 't', is filled with 't' and ends in 't'?

TeapoT

400

Remove six letters from this sequence to reveal a familiar English word.

BASINXLEATNTEARS

BANANA

500

You're standing 11 feet away from a doorway and with each step you move halfway to the doorway. How many steps will it take for you to get to the doorway?

Technically, the answer is infinity.