 
<translate> Ajụjụ: Oliver na-emega ahụ n'ebe a na-emega ahụ. N'ụbọchị Mọnde, ọ na-emega ahụ́ ruo awa anọ, n'echi ya kwa, ọ na-emega ahụ́ ruo awa abụọ. Na Wednesday, o kpebiri imega ahụ́ okpukpu abụọ karịa otú o mere na Monday. N'ụbọchị Tọzdee, a na-emechi ebe a na-emega ahụ, ya mere, Oliver na-emega ahụ n'ụlọ nke were oge okpukpu abụọ karịa na Tọzdee. Awa ole ka Oliver ji mee mgbatị n'ụbọchị anọ ndị a? Azịza: 18 <eng> Q: Oliver is working out in a gym. On Monday he worked out for 4 hours, and the next day for 2 hours less. On Wednesday he decided to work out twice as much as on Monday. On Thursday the gym was closed, so Oliver needed to exercise at home which took twice as much time as on Tuesday. How many hours in total have Oliver worked out during these four days?
A: 18 