CBSE Class 7 Answered
sana and fatima particpated in an appel race . the race was conducted in 6 parts . in the first part , sana won by 10 seconds . in the second part she lost by 1 min., then won by 20 second in the third part and lost by 25 seconds in the fourthpart, she lost by 37 seconds in the fifth part and won by 12 seconds in the last part. who won the race finally ?
Asked by hemakshiganotra07 | 22 May, 2019, 01:31: PM
Expert Answer
We will denote losing by - (minus) sign and winning by + (plus) sign.
According to the question,
+10 - 60 + 20 - 25 - 37 + 12 = -80
Sana lost by 80 seconds = 1 min 20 seconds
→ Fatima won the race finally.
Answered by Yasmeen Khan | 22 May, 2019, 02:16: PM
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