Kayla earns $10.75 per hour babysitting. How much will she earn for a job that lasts from 8:30 a. m. to 4:30 p. m.

$86

Step-by-step explanation:

8 hours times 10.75

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

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°