David obtained 10 out of 20 votes in an election. what percentage of the votes did david receive?

How do you solve a question like this?

Which statement describes surface features called maria on the moon

An ice cream shop sells 5 times as many cakes cones as waffle cones. use x to represent the number of waflle cones the ice cream shop sells and use the variable to write an expresion for the number of cake cones the ice cream shop sells. enter the expression for the number of cake cones the the ice cream shop sells