Step-by-step explanation:
++++5
+++++++_2
1=false
true
false
false
Answer:
the answer is 15.
Step-by-step explanation:
Answer:
Average speed = 9.91 m/s
Explanation :
Total distance covered by a runner = 200 m
Time taken to complete this distance = 20.19 sec
We need to find the average of runner speed in meter/sec
We use the speed, distance, time formula
speed = 
Average speed = 9.91 m/s
that's the final answer.
I hope it will help you.
I think it the second one no the 3 one you chose !
<span> <span>two numbers are related in this way:
the number 1 is subtracted from the first number, the difference is squared, then doubled;the result is equal to the second number. the number 1 is added to the first number, and the sum is squared;the result is equal to 4 minus the second number. determine the numbers. </span></span>
