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 answer:

x =  0.65

Step-by-step explanation:

$x=2\mathrm{/}5+1\mathrm{/}4={\displaystyle \frac{13}{20}}=0.65$

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