(A) Mr Sharma and his wife are senior citizens. They switch off all electrical appliances in their house for an hour [4.30 pm to 5.30pm] daily and spend time with their neighbors in a park in their locality. They save an average of 1.5 units of electricity per day. The amount one has to pay per unit as electricity bill is Rs 3.75 . Find the amount Mr Sharma saves every month (30 days) (B) . A taxi driver charges Rs 27.20 per Km.Rahul hired the taxi for a day and travelled 85.4 Km.The taxi driver charged him Rs 2500. How much did Rahul pay extra ? (C) Each side of a polygon is 8.1 cm in length. The perimeter of the polygon is 72.9 cm. Find the number of sides of the polygon. Please write the answer step by step
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Answer:
A) 168.75 B)177.12
Step-by-step explanation:
A
1.5 x 30 = 45
45 x 3.75 = 168.75
B
27.20 x 85.4 = 2322.88
2500-2322.88= 177.12
C
idk this one sorry <3
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