Direction: A fruit seller sells apples, bananas and oranges for five days in a week. The selling price of the fruits per kg varies daily. On Monday, he sells apples for Rs. 40 per kg, whereas banana is sold for Rs. 12 per kg and oranges for Rs. 28 per kg. On Tuesday he reduces the price of all fruits except banana by Rs. 2. On Wednesday he increases the price of apples by 5% then that on Monday, price of bananas is increased by Rs. 4 and orange price is decreased by Rs. 4 compared to Tuesday. On Thursday price of apples is reduced to Rs. 32 per kg and bananas is increased to Rs. 24 per kg, the price of orange stays the same as the previous day. On Friday the price of apples and banana both become Rs. 30 per kg and oranges are sold for Rs. 34 per kg.
If the CP of apples, oranges and banana is Rs. 20 per kg, Rs. 12 per kg and Rs. 6 per kg, then on which day will he earn second highest by selling six kg apples, four kg bananas and seven kg oranges?
CP of apples = Rs. 20 per kg
CP of banana is = Rs. 6 per kg
CP of oranges = Rs. 12 per kg
CP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 20 + 4 × 6 + 7 × 12 = Rs. 228
On Monday
SP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 40 + 4 × 12 + 7 × 28 = Rs. 484
On Tuesday
SP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 38 + 4 × 12 + 7 × 26 = Rs. 458
On Wednesday
SP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 42 + 4 × 16 + 7 × 22 = Rs. 470
On Thursday
SP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 32 + 4 × 24 + 7 × 22 = Rs. 442
On Friday
SP of 6 kg apples, 4 kg bananas and 7 kg oranges = 6 × 30 + 4 × 30 + 7 × 34 = Rs. 538