Which equation represents the height, h(t), of the elevator
in feet, as a function of t, the number of seconds during
which it has been descending?
Oh(t) = 5t + 500
O h(t) = 5t - 500
Oh(t) = -5t + 500
O h(t) = -5t - 500

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units