When Bobby was exercising his heart rate went from 79 beats per minute to 98 beats per minute. Approximately, what was the percent of increase?

.19875994384

step-by-step explanation:

1699/ 8548

the correct answer is x/3+10≥32

hope this !

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

move it to the other side

step-by-step explanation: