Frog length

This task is about reading information from a stem-and-leaf graph.

illustration: frog near a pond

Jake very gently collected some frogs from a pond.

Question 1Change answer

Jake carefully measured how long the forg were and then let them go. He put his results on to this stem-and-leaf graph.

Tens are on the left hand side and ones on the right hand side of the stem graph.

 

     Lengths of frogs (in millimetres)

 

 stem and leaf graph of the length of frogs

How long was ...
a) i) the smallest frog?  millimetres
    ii) the longest frog?  millimetres
 
b) How many frogs did Jake measure?