Harkamal purchased 8kg of grapes at the rate of 70 per kg and 9 kg of mangoes at the rate of 65 per kg. How much amount did he pay to the shopkeeper?	Choose the correct option:
A) 1055
B) 1075
C) 1145
D) 1070
E) 1080

Rationale: "cost of 8 kg grapes = 70 × 8 = 560 . cost of 9 kg of mangoes = 65 × 9 = 585 . total cost he has to pay = 560 + 585 = 1145 . c )"
Answer: C