MedSTEP Math Jeopardy 02/15

Algebra

100

If f(x) = x² - 2x + 1, what f(1)?

0

200

If (6/4)w = 3/4, what is w?

12/24 or 1/2

300

If (1/2)x + (1/3)y = 4, what is the value of 3x + 2y?

24

400

Factorize 18x² + 9x - 20

(3x+4)(6x-5)

500

If 3x - y = 12, what is the value of 8^x / 2^y ?

2¹²

Geometry

100

Find angle DOB

93^o

200

The measures of the two acute angles of a right triangle are in the ratio 2:7. What are the measures of the two angles?

20^o and 70^o

300

Find angle x

24^o

400

Find the size of angle MBD

72^o

500

Find the area of the shaded region.

208 cm²

SAT

100

If 4r = 24, what is the value of 6r + 4 ? 

40

200

Nate walks 25 meters in 13.7 seconds. If he walks at this same rate, what distance will he walk in 4 minutes?

438

300

If (7/9)x - (4/9)x = 1/4 + 5/12, what is the value of x?

2

400

The number of pupils in school A is equal to half the number of pupils in school B. The ratio of the boys in school A and the boys in school B is 1:3 and the ratio of the girls in school A and the girls in school B is 3:5. The number of boys in school B is 200 higher than the number of boys in school A. Find the number of boys in each school?

    

School B = 300 boys , School A= 100 boys

500

                                                                       

At Lincoln High School, approximately 7 percent of enrolled juniors and 5 percent of enrolled seniors were inducted into the National Honor Society last year. If there were 562 juniors and 602 seniors enrolled at Lincoln High School last year, which of the following is closest to the total number of juniors and seniors at Lincoln High School last year who was inducted into the National Honor Society?

69

2 x SAT

100

200 points

If (x-1)/3 = k and k = 3, what is the value of x?

10

200

400 points

If a/b = 2, what is the value of 4b/a?

2

300

600 points

g(x) = ax² + 24

For the function 'g' above, 'a' is a constant and g(4) = 8. What is the value of g(-4)?

8

400

A food truck sells salads for $6.50 each and drinks for $2.00 each. The food truck's revenue from selling a total of 209 salads and drinks in one day was $836.50. How many salads were sold that day?

93

500

Rationalize and simplify 

√2 x  √6  + 3√12

8√3

Mystery

100

If x = 0, what is y = 2^x?

1

200

What value of y makes y/(-10) = 100?

-1000

300

What do you get when you divide 30 by 1/2 and add 10?

70

400

Peter is 54 years old, and his father Joe is 80. How many years ago was Joe three times the age of his son Peter?

41

500

If 9999 = 4, 8888 = 8, 1816 = 6, 1212 = 0, then 1919 = ?

4