The average age of A, B and C is 40 years, Then the sum of the ages of A and C is 85 years. Find the age of B.

Created: 1 year ago | Updated: 1 year ago

Updated: 1 year ago

30 years

35 years

40 years

45 years

Bangladesh University of Professionals (BUP) Faculty of Business Studies(FBS) 2018-2019 উচ্চতর গণিত সমতলে বস্তুকণার গতি (Motion of particles in a plane)

Des

301

Best Ans:

The average age of A, B and C is 40 years. This means that the total age of A, B and C is 40 * 3 = 120 years.

The sum of the ages of A and C is 85 years. This means that the age of B is 120 - 85 = 35 years.

Therefore, the age of B is 35 years.

So the answer is 35 years

1 year ago

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Sakib Uddin Rony

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