Math Jeopardy

KHD

100

 1 daL= _ cL

1000

250

2 liters= _ daL

.2

300

5 liters= _ daL

50

450

1 dm= _mm

100

550

8 dam= _m

80

True or False

100

True or False: The absolute value of -5 is 5

True

250

True or False: 13 1\2% of 6,000 is 65,000

False- 81,000

300

True or False: 1935 using Roman numerals is MCXXV

False: MCMXXXV

450

True or False: The gross profit on merchandise bought for $76 and sold for $80 is $32

False: $4

550

True or False: 77 degrees Fahrenheit = 25 degrees Celsius  

True

Algebraic Expressions

100

a²+c 

if a=.5 and c=4

4.25

250

-7c/a

if c=-4 and a=-2

-14

300

b(ce)

if b= -2, c=4 and e=6

-48

450

4(x²+y)

if x=-4 and y=2 

72

550

e-1/4cd

if c=4, d=-4 and e=6

-10.25

Word Problems

100

The sum of a certain number and 6 is 28. What is the number?

22

250

Seven more than 1\3 of a number is 57. What is the number?

150

300

Mrs. Mitchell bought merchandise totaling $73,250. Her overhead was $6,275. She sold the merchandise for $81,990. What was her gross profit and her net profit?

gp- $8,740

np- $2,465

450

A pole that is 9 feet tall casts a shadow that is 6 feet long. At the same time a tree casts a shadow that is 20 feet long. How tall is the tree?

30 feet

550

Separate the number 41 into three parts so the second number is twice the first number and the third number is 4 less than the second number.

x=9

x=18

x=14

Random

100

Complete the proportion 3\8=9\x

x=24

250

5 pk 4 qt + 8 pk 2 qt + 4 pk 6 qt=

18 pk 4 qt

300

If an airplane traveled 780 miles in 3 hours, how many miles can it travel in 7 hours at the same rate? Write a proportion and solve.

1,820 miles

450

5x³+2x²+4xy+3x²-2xy+y²

5x³+5²+2xy+y²

550

What is 1983 using Roman numerals?

 MCMLXXXiii