Percentages and Fractions
Distance Formulas
Math Kangaroo/Noetic
Sequences and Patterns
Age Problems
100

What is 17% as a fraction?

17/100

100

What is the distance formula?

speed = distance/time

100

There are two clocks in Cathy's room. One of them is 25 minutes behind. Now it is showing 7:40. The second clock is 15 minutes ahead. What is the second clock showing now?

(a) 7:15 (b) 7:25 (c) 7:55 (d) 8:05 (e) 8:20 

(e) 8:20 

100

What are the next three numbers in this sequence?                                      2  4  8

16   32    64

100

Sally is currently 21 and her sister is 3 years younger than her. How old will her sister be in 5 years? 

23 years old

200

What is 1/4 as a percentage? 

25%

200
Malvika rides her bike with a speed of 8 miles per hour. How far will he get in 3 hours?

24 miles 

200

A math class lasts 45 minutes. Peter can solve any problem from the textbook in exactly 6 minutes. However, he needs one minute rest after solving each problem. How many problems can Peter solve completely during one math class? 

(a) 38 (b) 12 (c0 7 (d) 6 (e) 5

(d) 6

200

What is the pattern in the following sequence? 

      7  21  63      

x3

200

Martha is 38 in 2010. How old was Martha in 2000? 

28 years old

300

What is 60% as a fraction simplified?

3/5

300

Jeron is training for a marathon. It takes him 2 hrs to run 6 miles. What is the speed at which he runs?

3 miles/hour

300

Luis went to the zoo and saw a 153 year old tortoise. Luis is 64 year old. How old was tortoise when Luis was 10 year old?

99 years old

300

What is the next number in the sequence? 

100 50 150 200 150 300 

250 

300

Mai was 10 four years ago. Her dad is 4x her age. How how is her dad now? 

44 years old

400

What is 2/5 as a percentage?

40%

400

Marcus is running at a speed of 6 km per hour. How long will it take him to run 12 km? 

2 hours

400

Marisa was awake from 5am to 9pm on Monday. She spent 1/4 of the time she was awake watching tv. If she spent half of her time watching tv seeing cartoon, how many hours did she spend watching cartoons? 

2 hours 

400

What is the pattern in the following sequence?

78 67 56 45 34 23

-11 each time 
400
Prathamesh is 38 year old. His sister will be half his age in 2 years. How old is his sister? 

18 years old

500

What is 23/50 as a percentage?

46%

500

Alexandra is dancing at a speed of 15 miles per hour. How far will she go in 10 minutes? 

2.5 miles

500

Find the number which has the following property: If we add this number and half this number, we will get a number which is 3 less than twice the original number. 

(a) 2 (b) 4 (c) 6 (d) 8 (e) 10 

(c) 6

500

What is the order of the next four names of this sequence?

Malvika Alexandra Marcus Jeron Alexandra Marcus Jeron Malvika 

Marcus Jeron Malvika Alexandra

500
Aubrey is 70. His grandchild is 1/7 his age currently. How old will his grandchild be in 15 years? 

25 years old 

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