Question

2 points
12. A car covers 1/3 distance with speed 20 km/hr and 2/3 with 60 km/h. Average speed is
(A) 40 km/h (B) 50 km/h (C) 36 km/h (D) 80 km/h.
O A
OB
Ос
OD
2 points​

Answer 1

Answer:

helping of the abc point is not a great thing because of the thing that could not be Ashok Ashok

Answer 2

Answer:

Rationalize the denominator root 3 root 7

Rationalize the denominator root 3 root 7Rationalize the denominator root 3 root 7Rationalize the denominator root 3 root 7Rationalize the denominator root 3 root 7Rationalize the denominator root 3 root 7Rationalize the denominator root 3 root 7