Maths Review Jeopardy

Algebraic Equations

100

2x - 7 = 11   Find x

x = 9

200

3^{2 +} 4x = 21.   Find x

x = 3

300

6x - 3x = ?

3 x

400

4a + 10  =  2a + 26.   Find a

a = 8

500

2x + 5

--------    =    11

   3

x = 14

Ratios

100

1:3  =  ____: 30

1:3  =  10:30

200

___ : 10  =  6 : ___

5:10 = 6:12

300

500 girls + 300 boys at a school.

Find the ratio of girls to the total students

500 : 800  or 

400

The ratio of cats to dogs was 8 : 6.

How many animals are there altogether

14

500

A truck carrying grape, passionfruit and pear juice was in the ratio of 2:1:2.  If there are 20 grape juice, how many passionfruit?

10

Percent

100

write 0.02 as a percent

2%

200

14% =  ? / 100

         

14

300

What is 96 out of 400 as a percent?

24%

400

Sam puts $3600 in the bank at a rate of 6% interest p.a..  How much money will he have after a year?

$3816.00

500

Jill bought a book with a 20% discount.  The original price was $42.50.  How much did she pay?

$34.00

Decimals

100

57.6 / 1000 

0.0576

200

0.51 x 37

18.87

300

One kilo of walnuts cost $5.45.  How much for 3.2 kilos?

$17.44

400

Mrs Kaur had 4.25 kilos of flour to make 6 loaves of bread.  She used 270 gms for each loaf and 350 gms for an apple pie.  How many gms did she have left?

2.28 k 

500

1.15  x  0.8 = ?

0.92

Fractions

100

3/10  +  5/6  =  ?

1 4/30  or  1 2/15

200

1 1/5  -  2/3

8/15

300

Shannon took 7/8 hour to complete an art project.  David took 1/6 hour longer.  How many hours did David work on his project?  Answer in fraction

1  1/24

400

4  4/5  x  2  5/12 = 

11  3/5

500

4/9  divided by  10

2/45