MATHEMATICIANS!

Decimal Places/Significant figures

100

How many significant figures are in the number below?
0.880880

5

200

What is 0.44 x 7.93 to three significant figures? 

3.49

300

Round (67.353 x 324.46) to 3 d.p

23065.708

400

What is the place value of the italic digit?
46.3636362345

Millionth

500

What is the difference between decimal places and significant figures?

Decimal places begin after the point, significant figures begin at the start of the number. 

Standard Form

100

Express 2345.56 in standard form

2.34556 x 10³

200

Express 7.56 x 10^-4 in general form 

0.000756

300

2.33 x 10³ + 6.766²

3.0066 x 10³

400

1.1 x 10⁴  x   7.1 x 10⁴

7.81 x 10⁸

500

8.5 x 10^{-3 ÷} 2.4 x 10^-5

3.45 x 10^-2

Ratio

100

Simplify the ratio 28:84:42

2:6:3

200

Expresa 10:36 como fracción en su término más bajo

5/18

300

Mary shared $60 between Martha and Elizabeth in the ratio 4:2. Should Martha's share be squared, how much would it be? 

$1600.00

400

Share $600 in the ratio 6:4. What amount would each person receive? 

$360
$240

500

Tarique share $250,000.00 in the ratio 1:2:7 between Nick, Harry and John respectively. What amount is left after removing Nick and Harry's share? 

$175,000.00

Proportion

100

A baker used 150g sugar to make 3 cakes. How much sugar will it take to bake 10 cakes? 

500g

200

It takes John to 2 hours to walk to school and back. How many hours will it take John only to walk to school for the week?

5 hours

300

Un florista tarda 16 días en hacer crecer una flor. ¿Cuántos días le llevará cultivar 3 flores?

3 días

400

A barber takes 9 days to trim 360 hairs. How much time did it take him to trim 1 hair? 

40mins

500

25 gift cards cost $500 while wrapping paper is for $20 each. How much money would it cost you to purchase 29 gift card for John, 23 gift cards for Nick and 32 wrapping for each?

$1680.00

General Knowledge

100

In the nursery rhyme of Itsy Bitsy Spider, what happened after the sun dried up all the rain?  

The itsy bitsy spider went up the spout again

200

Which street is St. George's College located?

North Street

300

Explain one way in which mathematics can be used in real life

TO BE DETERMINED BY TEACHER

400

What happened after the cow jumped over the moon?

The little dog laughed to see such fun

500

Which book of the bible comes after Acts?

Romans