Question

Q-3. The speed of motor boat in still water is 17.5km/h. If the speed of stream is 5.5 km/h.
a) Find the time taken by the boat to go 103.5 km downstream.
Q-4. Find the simple interest and amount on.
a) Rs. 1800 for 2 years at the rate of 7% p.a.
b) Rs. 800 for 3 years at the rate of 2% p.a.​

Answer 1

Answer:

130 km

Step-by-step explanation:

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