Ineed to know instantaneous rate of change at t=2

You purchased 8 pounds 10 ounces of candy from a candy shop. you want to split it equally among 3 classrooms at a local school.

Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?