SOLUTION: There are a total of 5 bicycles and tricycles in a park.There are 12 wheels. How many tricycles are there? A)2 B)3 C) 6 D)7

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Question 1143066: There are a total of 5 bicycles and tricycles in a park.There are 12 wheels. How many tricycles are there?
A)2
B)3
C) 6
D)7

Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52786) About Me  (Show Source):
You can put this solution on YOUR website!
.

The answer is A).


On bicycles and tricycles and other associate problems see the lessons
    - Problem on two-wheel and three-wheel bicycles
    - Problem on animals at a farm
    - Problem on pills in containers
in this site.

From these lessons, learn different methods of solving such problems.


Have a fun (!)



Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
b bicycles
t tricycles
b%2Bt=5
2b%2B3t=12-----------accounting for wheels

system%282b%2B3t=12%2C2b%2B2t=10%29

E1-E2:
highlight%28t=2%29-----------two tricycles