Covid-19 Pandemic

Ellice and Zia will write research on the Covid-19 Pandemic. Ellice spends 2 2/4 hours, and Zia spends 3 ½ hours. How long does it take them to conduct the research for their projects?

Correct answer:

x =  6 h

Step-by-step explanation:

E=242=2+42=42 4+2=48+2=410=25=2.5 h Z=321=3+21=23 2+1=26+1=27=3.5 h  x=E+Z=25+27=25+7=212=6 h

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