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Akbar and birbal setout at the sametime ...

Akbar and birbal setout at the sametime to walk towards each other respectively from agra and banaras 144 km apart. Akabr walks at the constant speed of 8 km/h. while birbal walks 4 km in the first hour 5 km in the second hour 6 km in the third hour and so on.Then the akbar and birbal will meet.

A

4

B

5

C

6

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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ARIHANT SSC-SEQUENCE, SERIES & PROGRESSIONS-EXERCISE LEVEL-1
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  2. The sum of n terms of the series , where n is an even number 1^2 - 2...

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  3. underset("n-digit")ubrace((666…6)) + underset("n-digit")ubrace((888…8)...

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  4. The cubes of the natural numbers are grouped as 1^3 , (2^3, 3^3) , (4^...

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  5. Three non-zero real numbers form an A.P. and the squares of these numb...

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  6. If three positive real numbers a,b,c, are in A.P. such that a*b*c=4 , ...

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  7. Three numbers form an increasing G.P. . If the middle number is double...

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  8. What is the angle of elevation of the sun from the top of a pillar, wh...

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  9. Two men on either side of a tower 75 m high observe the angle of eleva...

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  10. If the A.M of two positive numbers a and b, (a gt b) is twice their G....

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  11. Find the number of common terms to the two sequences 17,21,25,...,417 ...

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  12. The sum of n terms of the series (1)/(sqrt(1) + sqrt3) + 1/(sqrt3 +...

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  13. Let T, be the rth term of an A.P. for r = 1, 2, 3 … if the some positi...

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  14. Find the sum to n terms of the series 3+6 + 10 + 16 + …

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  15. In a certain colony of cancerous cells , each cell divides into two ev...

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  16. Akbar and birbal setout at the sametime to walk towards each other res...

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  17. Find the sum to n terms of the series 1+ (1+2) + (1+2+3) + (1+2+ 3+...

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  18. If a, b, c are in H.P, then the value of (1/(b) + 1/(a) - 1/(c)) (1/(...

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  19. Find the sum of n terms of the series 1*3*5 + 3*5*7 + 5*7*9 + …. is...

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  20. What is the sum of 100 terms of the series 1-2+3-4+5-6+…. ?

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