In fractions

An ant climbs 2/5 of the pole on the first hour and climbs 1/4 of the pole on the next hour. What part of the pole does the ant climb in two hours?

Correct result:

x =  0.65


x=2/5+1/4=1320=0.65x=2/5+1/4=\dfrac{ 13 }{ 20 }=0.65

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