Answer:
direct relation between distance travelled by a train and its speed, when time is constant.
Step-by-step explanation:
We know that the speed of an object is the total distance covered divided by total time taken. Mathematically, it is given by :

Where
d is distance
t is time taken
It can be seen that relation between the distance and the speed is direction. Hence the correct option is (a) "direct".
Step-by-step explanation:
5x+8-7x=4x+1
5x+7x-4x=8+1
8x=9
Answer:
C
Step-by-step explanation:
Answer:
The answer is option 2.
Step-by-step explanation:
Firstly, you must factorize the possible expressions :


Next you have to divide by converting to multiplication :

Lastly, you can cut out the similar expressions :


Answer:
$8
Step-by-step explanation:
if he works overtime for ten hours and earned $120 he makes $12 overtime pay. If you divide that by time and a half it's 8