Question 18 Which of the following is not true? (A) (7+8)+9=7+(8+9) (B) (7×8)×9=7×(8×9) (C) 7+8×9=(7+8)×(7+9) (D) 7×(8+9)=(7×8)+(7×9)
In this case how many time intervals can Sid calculate?
Bus123456789101112131415Time(hr:min)8:158:188:238:298:328:408:458:528:549:009:079:139:209:259:32
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