Answer:
Step-by-step explanation:
relative speed is calculated by the difference of the one with respect to the other
let car be 70 mph
and lorry be 50 mph../
relative speed of car with respect to lorry = 70-50 = 20 mph
this is ur answer
the possible answers are 1, 10, 13
because 0*6=0+5=5 doesn't give you a number more than or equal to 11
83*6= 498+5= 503 is more than 83
it would be c
