Sixth Grade Challenging Math 
636)
A satellite orbits the earth at a height of 325 kilometers. If it makes 11 revolutions around the earth, how many kilometers does it travel?
The earth's diameter is 6371 kilometers. Use pi = 3.14
637)
Jessie has some chickens and rabbits. There are 30 heads and 76 legs in
all. How many chickens does Jessie have and how may rabbits does Jessie have?
638)
Minwen has some lizards and birds. There are 34 heads and 76 legs in all. How
many lizards and birds does Minwen have?
639) It takes 10 workers to
machine 150 parts a day. How many workers does it take to machine 60 parts in
one day?
640) It takes Mr. Maple 20 minutes
to cut a long stick of bamboo to 5 short pieces. How
long does it take Mr. Maple to cut another bamboo stick to 9 pieces?
More challenging math problems for 6th grade: 15 610 1115 1620 2125 2630 3135
3640
4145 4650
5160
6170
7180
8190
