Question

at the certain rate of simple interest 4050 amounts to 4576.50 in 2 years . At the same rate of simple interest, how much would 1 lakh amount to in 3 years.​

Answer 1

Answer:

Let the total work be W.

Let the speed of A be x work/day.

Let the speed of B be y work/day.

Two workers A and B working together completed a job in 5 days.

∴

x+y

W

=5∴W=5

If A worked twice as efficiently as he actually did and B worked

3

1

as efficiently as he actually did the work would have been completed in 3 day.

∴

2x+

3

1

y

W

=3

Answer 2

Answer:

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