Question

2.47
Devesh walks 2 km in a horizontal direction
towards the right from the origin. He, then,
turns to his left and walks till 6 km. Now, he
reaches at point Q. Given that (scale: 1 km
1 unit), the coordinates of point Q are
(1) (-2, 6).
(2) (2, 6).
(3) (6, 2).
(4) (-6,2).
​

Answer 1

Step-by-step explanation:

Places A and B are 30 km apart and they are on a straight road. Hamid travels from A to B on bike. At the same time Joseph starts from B on bike, travels towards A. They meet each other after 20 minutes. If Joseph would have started from B at the same time but in the opposite direction (instead of towards A). Hamid would have caught him after 3 hours. Which of the following equations represent the mathematical form of the given information?

(A) x + y = 90 and x - y = 10

(B) x-y= 4 and 2x + y = 22

(C) x + y = 20 and x - y = 30

(D) x - y = 20 and 2x + y = 30

Which answer is correct

Answer 2

Step-by-step explanation:

correct answer 1 brainly thank you