Fred visits a car showroom. Being co...

Fred visits a car showroom. Being concerned about saftey he wanted cars with automatic braking system (ABS) or adaptive cruise control (ACC). Among the cars he checked , six did not have ABS and seven did not have ACC. Also nine cars had one of the saftey features and none had both feature built - in . How many cars did Fred check ?

A

5

B

10

C

11

D

13

Verified by Experts

The correct Answer is:

B

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