 
<translate> Ndị enyi anọ na-agba ọsọ ọsọ ọsọ 4 x 100. Meri bu ụzọ gbaa ọsọ, o wekwara Susan okpukpu abụọ. Susan gbara ọsọ nke abụọ ma were sekọnd iri karịa Jen. Jen gbara onye nke atọ ma gbaa ọsọ n'ime sekọnd iri atọ. Tiffany gbara ọsọ nke ikpeazụ ma were sekọnd asaa belata Mary. Sekọnd ole ka o were ìgwè ahụ iji gbaa ọsọ ahụ ruo n'isi? Ka anyị zaa ya otu otu: <eng> 4 friends are running a 4 x 100 relay race. Mary ran first and took twice as long as Susan. Susan ran second and she took 10 seconds longer than Jen. Jen ran third and finished in 30 seconds. Tiffany ran the last leg and finished in 7 seconds less than Mary. How many seconds did it take the team to finish the race? Let's answer step by step: 