The sum of two numbers is 60 and the difference is 15. What are the numbers?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

Luis has a cooler filled with cans of soda. for every 5 cans of coke there are 3 cans of sprite. if there are 25 cans of coke, how mant cans of sprite are there?