Sometimes Derek has kittens. Each kitten has 1/2 as much cat food as a full-grown cat. How many kittens can Derek feed with the 0.78 pounds?

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

For how answer my question this will be the last question can you answer in math subject

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.