Do what you would normally do on paper and do it in your head
If you need a visual just ask and I'll edit my response and show you on paper
Point (2,120) shows the active bears heartbeat at 2min is 120 beats
Y/x is beats per min. Aka Heart rate or slope of the Line
Active
120-90 / 2-1.5 = 30/0.5 = 60 beats per min
Hibernating
24-18 / 2-1.5 = 6/0.5 = 12 beats Per min
1/4 of 1360....." of " means multiply
1/4 * 1360 = 1360/4 = 340
Step-by-step explanation:
2 gallons are needed for 10 galloms of lemonade