Hi please answer and you dont NEED to show work but if u do i will give brainliest

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

Mrs.sling bought a pound of green beans for $1.80. how much will mrs.tennison pay for 3 1/2 pounds of green beans?

In an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2