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Q. The Old car of Mary requires tyres to be changed after each 24000 km. If she wants to go for 42000 km journey then how many minimum number of tyres she will need.
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- Total distance travelled by 4 wheels = 42000km * 4 =168000
so, minimum no of tyres she requires = 168000/24000 = 7
so, answer = 7 tyres - 10 years agoHelpfull: Yes(7) No(2)
- changed after each 24000 km.
so it'd be 4. - 9 years agoHelpfull: Yes(2) No(0)
- 42000km= 24000+20000
after completion of 24000 mary requires tyres. so answer is 1. - 9 years agoHelpfull: Yes(0) No(2)
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