Answer:A
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
5x4= 20
Answer:
50 beats/min
Step-by-step explanation:
normal heart rate = h
20% of h = 10
20/100 * h = 10
h = 10*5
= 50 beats/min
Hope this help!
If we place 0 and 1 for the x then:

this is the line:
The answer is 21 because times the bottom and top by 3 and 2 x 3 is 6 as there are 6 red pencils and 7 x 3 is 21.