The pie charts represent the distances covered by a boat moving upstream and downstream over seven days of a week. The total distance covered upstream...

Question

The pie charts represent the distances covered by a boat moving upstream and downstream over seven days of a week. The total distance covered upstream is 1800 km1800 \text{ km} and downstream is 1500 km1500 \text{ km}. The percentages of distances covered each day are as follows:

image.png

The table below shows the speed of the stream (in km/hr) on different days:

DaySpeed of Stream (km/hr)
Monday2
Tuesday3
Wednesday-
Thursday1
Friday2
Saturday-
Sunday4

If the time taken by the boat to travel upstream on Thursday is equal to the time taken to travel downstream on Monday, and the speed of the boat in still water on Monday is 16 kmph16 \text{ kmph}, find the speed of the boat in still water on Thursday.

Options

A.

16.2 kmph16.2 \text{ kmph}

B.

17.2 kmph17.2 \text{ kmph}

C.

15.4 kmph15.4 \text{ kmph}

D.

12.5 kmph12.5 \text{ kmph}

E.

18.2 kmph18.2 \text{ kmph}

boat speedupstream and downstreampie chartspeed of streamtime calculation

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