Ames recorded the distance he ran each day: Monday - 2.05 miles

Tuesday - 1.8 miles

Wednesday - 1.45 miles

Thursday - 0.923 miles

Friday - 2.55 miles

What is the difference between his longest distance and shortest distance?

1.627 miles

Step-by-step explanation:

longest distance - 2.55 miles

shortest distance - 0.923 miles

difference = 2.55-0.923

=1.627 miles

13

step-by-step explanation:

169-1=168

168-3=165

165-5=160

160-7=153

153-9=144

144-11=133

133-13=120

120-15=105

105-17=88

88-19=69

69-21=48

48-23=25

25-25=0

since it took 13times to completely subtract it hence its square root is 13